wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

unit 9 - grade 8

Total questions: 164

Worksheet time: 1hrs 21mins

Name
Class
Date
1.

Choose the word whose underlined part is pronounced differently from the others.

a)

disease

b)

dead

c)

treatment

d)

sneeze

2.

Choose the word whose underlined part is pronounced differently from the others.

a)

poisoned

b)

died

c)

dumped

d)

caused

3.

Choose the word whose underlined part is pronounced differently from the others.

a)

camp

b)

language

c)

native

d)

accent

4.

Choose the word whose underlined part is pronounced differently from the others.

a)

loch

b)

schedule

c)

French

d)

chaos

5.

Choose the word whose underlined part is pronounced differently from the others.

a)

typhoon

b)

flood

c)

food

d)

school

6.

At least 11 people were killed when a four-story building_________ in the earthquake.

a)

was collapsing

b)

had collapsed

c)

collapsed

d)

was collapsed

7.

Due to a lack of rainfall, California regularly has_________ in summertime.

a)

tornadoes

b)

floods

c)

droughts

d)

tsunamis

8.

Debris was_________ for miles after the tornado touched down late Saturday.

a)

evacuated

b)

scattered

c)

collapsed

d)

trapped

9.

The_________ shook parts of the region around Tokyo on Saturday. It was 5 on the Richter Scale.

a)

hurricane

b)

flood

c)

earthquake

d)

tornado

10.

English__________ around the world by children in school as a foreign language.

a)

has learned

b)

is learning

c)

is learned

d)

learned

11.

You’d better go to bed early tonight. The plane__________ at 6 o’clock tomorrow morning so we’ll have to be up by 4.30!

a)

will leave

b)

leaves

c)

leave

d)

is leaving

12.

________can cause high blood pressure, heart problems, sleep disturbances, and hearing problems.

a)

air pollution

b)

light pollution

c)

water pollution

d)

noise pollution

13.

There would be much less pollution________ people stopped using cars completely.

a)

if

b)

since

c)

when

d)

although

14.

Choose the underlined word or phrase that needs correcting.

We won’t save the environment if we stop using so much energy.

a)

save

b)

if

c)

using

d)

much

15.

Choose the underlined word or phrase that needs correcting.

Niagara Falls is one of the most spectacle waterfalls in the world.

a)

is

b)

most spectacle

c)

waterfalls

d)

in

16.

Choose the answer which has the same meaning as the sentence below:

They gave my village a ton of rice three days after the earthquake.

a)

A ton of rice is gave three days after the earthquake.

b)

A ton of rice was given to my village three days after the earthquake.

c)

A ton of rice is give to my village three days after the earthquake.

17.

Choose the answer which has the same meaning as the sentence below:

Scientists might propose another solution for drought.

a)

Another solution is proposed for drought by scientists.

b)

Another solution might be proposed for drought by scientists.

c)

Another solution might be propose for drought by scientists.

18.

It’s my opinion that you should study English in the UK.

=> _______________________________________________________

a)

If I were you, I would study English in the UK.

b)

I will study English in the Uk if I have chance.

c)

My opinion is different from yours.

19.

It’s two years since the Hawaii volcano erupted.

The Hawaii volcano_________________________________________

a)

The Hawaii volcano erupted 2 years ago.

b)

The Hawaii volcano has erupted since 2 years.

c)

The Hawaii volcano has erupted for 2 years.

20.

The weather is bad, so we can’t go hiking in the mountains.

=> If the weather___________________________________________

a)

If we go hiking, the weather will be bad.

b)

If the weather wasn't bad, we would go hiking in the mountains.

c)

If the weather wasn't bad, we wouldn't go hiking in the mountains.

21.

The robbers ( leave) ______ the bank before the policemen arrived

a)

had leave

b)

have left

c)

had left

d)

left

22.

They made/ had made their way out of town before the sun rose/had risen

a)

made/rose

b)

had made/rose

c)

had made/had risen

d)

made/had rosen

23.

He ____________ (live) in Laos before He went to Vietnam.

a)

lived

b)

has lived

c)

had lived

d)

have lived

24.

After Lan ____________ (eat) the cake, Lan began to feel sick.

a)

had eaten

b)

ate

c)

eats

d)

have eaten

25.

My father had watered all the plants in the garden by the time my mother ______ home.

( Lưu ý: by the time giống before)

a)

come

b)

came

c)

had come

d)

has come

26.

After she ___________everything clearly, we started our work.

a)

had explain

b)

has explained

c)

had explained

d)

explained

27.

The light had gone out before we ______ out of the office.

a)

get

b)

got

c)

gets

d)

had gotten

28.

How long (learn / she) _________English before she went to London?

a)

had she learnt

b)

did she learn

c)

has she learnt

d)

does she learn

29.

Tìm lỗi sai?

What had you do before you left school yesterday?

a)

had

b)

do

c)

before

d)

left

30.

Many people (be)_________ homeless before they were rescued by the volunteers.

a)

have been

b)

has been

c)

was

d)

had been

31.

They had spent 2 days in the flooded area before the rescue workers _______

a)

arrives

b)

has arrived

c)

arrived

d)

had arrived

32.

I ( tell) _____ Tom about his assignment after our teacher had given it to me

a)

had told

b)

have told

c)

told

d)

tell

33.

Before I ___________ him, I ________________ a lot about his story. ( meet/ know)

a)

met- had known

b)

had met- knew

c)

was meeting- had known

d)

met- knew

34.

He _____________the dishes before he __________ breakfast.( wash/ have)

a)

washes- has

b)

had washed- had

c)

washed- had had

d)

washed- had

35.

They (cycle) ______ this morning so their legs were sore in the evening.

a)

had been cycle

b)

had been cycling

c)

had cycled

d)

had been cycled

36.

How many English books (read/she) _____ before she (go) ___ to London?

a)

had she read / went

b)

had she been reading / went

c)

had she read / /had gone

d)

have you read / went

37.

(where/she/live) _______ before she moved to Chicago?

a)

Where did she live

b)

Where had she lived

c)

Where had she live

d)

Where have you lived

38.

Tim ______________ (do) his homework before he went to bed.

a)

have done

b)

has done

c)

had done

d)

do

39.

Jenny went shopping after she _____________ (have) her money back.

a)

have had

b)

had had

c)

has have

d)

had have

40.

Before she left her job, She _____________ (be) tired and sick.

a)

had been

b)

has been

c)

have been

d)

all are correct

41.

After they _______________ video games, they finished their works

a)

played

b)

have played

c)

having played

d)

had played

42.

Q. So far we ...........more than 150 gifts of all kinds.

a)

collected

b)

have collected

43.

He _____________the dishes before he __________ breakfast.( wash/ have)

a)

washes- has

b)

had washed- had

c)

washed- had had

d)

washed- had

44.

They (cycle) ______ this morning so their legs were sore in the evening.

a)

had been cycle

b)

had been cycling

c)

had cycled

d)

had been cycled

45.

How many English books (read/she) _____ before she (go) ___ to London?

a)

had she read / went

b)

had she been reading / went

c)

had she read / /had gone

d)

have you read / went

46.

Frank caught the flu because he (sing) _____ in the rain.

a)

had been singing

b)

had sung

c)

had sang

d)

had singing

47.

(where/she/live) _______ before she moved to Chicago?

a)

Where did she live

b)

Where had she lived

c)

Where had she live

d)

Where have you lived

48.

Choose the correct option

____ my mum prepared lunch, we had laid the table.

a)

After

b)

By the time

c)

While

d)

Since

49.

Choose the correct option

My baby _____ after lunch. He does it every day.

a)

used to take

b)

is used to take

c)

is used to taking

d)

get used to taking

50.

Choose the correct option

In the past, people in my village ____ poultry or castle to earn a living.

a)

did used to raise

b)

used to raise

c)

was used to raise

d)

was used to raising

51.

Choose the correct option

I ____ back my university since I _____.

a)

have come/ graduated

b)

haven't come/ graduated

c)

came/ graduated

d)

didn't come/ graduated

52.

Combine two sentences into one

Everyone had begun dancing. Then, Sonia got to the party.

a)

Everyone began dancing by the time Sonia had gotten to the party.

b)

By the time Sonia got to the party, everyone had begun dancing.

c)

By the time Sonia got to the party, everyone had began dancing.

d)

Everyone began dancing by the time Sonia got to the party.

53.

Choose the mistake

My parents looked forward to having a vacation at this time last year.

a)

looked

b)

having

c)

forward to

d)

at

54.

Combine two sentences into one

Peter traveled to 5 foreign countries on business trips. He retired last year.

a)

Before Peter retired last year, he had traveled to 5 foreign countries on business trips.

b)

Before Peter retired last year, he traveled to 5 foreign countries on business trips.

c)

After Peter retired last year, he had traveled to 5 foreign countries on business trips.

d)

Peter retired last year, after he had traveled to 5 foreign countries on business trips.

55.

Choose the correct option

When we were eating dinner, there _____ a knock at the door.

a)

had been

b)

has been

c)

was

d)

was being

56.

Choose the best answer

I was sure that I _____ him before.

a)

met 

b)

had met

c)

have met 

d)

was meeting

57.

Choose the best answer

_____ for a long time before you got a job?

a)

Were you looking  

b)

Have you been looking

c)

Have you looked

d)

Had you looked

58.

Choose the correct options

Mr. Brown _____ home as soon as he _____ his work.

a)

came/ finished

b)

came/ had finished

c)

will come/ finishes

d)

had come/ finished

59.

Choose the sentence which has the same meaning

I met her while I was staying in Paris.

a)

I met her during my stay in Paris last summer.

b)

I had met her during my stay in Paris last summer.

c)

I had met her before my stay in Paris last summer.

d)

I met her after my stay in Paris last summer.

60.

CHoose the correct option

Before the car_____ , all of the passengers ____their seatbelts.

a)

had started/ buckled  

b)

was started/ had buckled  

c)

started/ had buckled  

d)

had been started/ buckled

61.

Use the words to complete a sentence

By/ time/ Peter/ come/ party,/ everyone/ already/ leave.



(a)  

62.

Choose the best option

Rick left the party early because he____ a headache.

a)

had

b)

had had

c)

used to have

d)

was having

63.

Choose the mistake

My friend suggested that I went to Hoan Kiem Lake if I visited Hanoi.

a)

visited

b)

suggested

c)

went

d)

if

64.
Before I had breakfast I .............................. my teeth.
a)
had brushed
b)
was brushing
c)
have been brushing
d)
have brushed
65.
If I ... you I would buy a new car.
a)
were
b)
am
c)
will be
d)
was
66.
While I ... a shower I ... a noise.
a)
was taking/was hearing
b)
took/heard
c)
was taking/heard
d)
was taking/hear
67.
Yesterday at nine he ..... in front of his computer.
a)
sat
b)
was sitting
c)
had sat
d)
had beem sitting
68.
He ... the post office. He is in home now.
a)
has gone
b)
has gone to
c)
has been to
d)
has been
69.
While I ... the piano my mum ... dinner
a)
were played,has made
b)
was play,was making
c)
was playing,was making
d)
played,made
70.
Mary looked as if she ............ slept for 48 hours.
a)
will
b)
had not
c)
has not
d)
did not
71.
If she ........studied hard, she would have passed the English language exam.
a)
had
b)
have
c)
having
d)
will
72.
I .... to the cinema yesterday.
a)
go
b)
went
c)
gone
d)
was go
73.
Where did you ..... it?
a)
buy
b)
buyed
c)
bought
d)
buying
74.
I .... a long letter yesterday.
a)
write
b)
wrote
c)
written
d)
did wrote
75.
I told them I ......... just going out for a short walk.
a)
would
b)
am
c)
was
d)
will
76.
She told me ......... carefully on the icy roads.
a)
to be driven
b)
to have driven
c)
to drive
d)
to be driving
77.
She wonders why I never ......... abroad by plane.
a)
travel
b)
have been travelling
c)
has travelled
d)
will have travelled
78.
I was______(wait) for a friend.
a)
waiting
b)
wait
c)
waited
d)
waitting
79.
Anne ____________ in a cafe when she was at university.
a)
worked
b)
were working
c)
had worked
80.
When I got to school this morning, I realised that I ______ my homework last night.
a)
didn't do
b)
wasn't doing
c)
hadn't done
d)
weren't doing
81.
When his mom got home, he ___________ his homework. He asked her to help him with it.
a)
did
b)
was doing
c)
had done
d)
have done
82.
I can't believe she ___ my sandwich!
a)
had eaten
b)
ate
83.

We ____________ a walk when it started to snow.

a)

were taking

b)

have taken

84.
Ann .......(finish) her homework and ...(go) to visit her friend.
a)
finished, went
b)
finished, goed
c)
had finished, went
85.
When we got home , everybody ....(already , go) to sleep. 
a)
had already gone
b)
already went 
c)
was already going 
86.
When I was a child, I .....(not, eat) chips. 
a)
didn't eat 
b)
didn't used to eat
c)
didn't use to eat 
d)
didn't used to eat 
87.
He took some photos while we ...(dance). 
a)
were dancing 
b)
was dancing 
c)
danced 
88.

Yesterday I ................ 5 dollars in the street.

a)

find

b)

finding

c)

found

d)

finded

89.

You ..........me your telephone number.

a)

give

b)

gave

c)

given

d)

gives

90.

She ____ (listen) to music when I called.

a)

was listening

b)

were listening

c)

are listening

d)

is listening

91.
Active or Passive Voice?
The trees were stripped last month.
a)
Active 
b)
Passive
92.
Active or Passive Voice?
The computers were shipped early in September.
a)
Active
b)
Passive
93.

1.        We can’t go along here because the road……………………

a)

. is repairing

b)

is repaired

c)

is being repaired

d)

repairs

94.

1.        The story I’ve just read……………….Agatha Christie.

a)

was written

b)

was written by

c)

was written from

d)

wrote by

95.

1.        Something funny ………………………in class yesterday

a)

happened

b)

was happened

c)

happens

d)

is happened

96.

1.        Many US automobiles……………………in Detroit, Michigan

a)

manufacture

b)

have manufactured          

c)

are manufactured 

d)

are manufacturing

97.

1.        A lot of pesticide residue can…………………………………..unwashed produce

a)

find

b)

found

c)

be finding

d)

be found

98.

1.        We………………by a loud noise during the night

a)

woke up

b)

are woken up

c)

re woken up

d)

were waking up

99.

1.        Some film stars……………….difficult to work with

a)

are said be

b)

are said to be

c)

say to be

d)

said to be

100.

1.        Today, many serious childhood diseases………………………by early immunization

a)

are preventing

b)

can prevent

c)

prevent

d)

can be prevented

101.

1.        Bicycles…………………..in the driveway.

a)

must not leave       

b)

must not be leaving

c)

must not be left     

d)

must not have left

102.

1.        Beethoven’s Fifth Symphony…………………..next weekend

a)

A. is going to be performed

b)

has been performed

c)

will be performing

d)

will have perform

103.

1.        ………………………………………..yet?

a)

Have the letters been typed

b)

Have the letters typed

c)

Have been the letters typed

d)

Had the letters typed

104.

1.        English has become a second language in countries like India, Nigeria or Singapore where……………..for administration, broadcasting and education

a)

is used

b)

it is used

c)

used

d)

being used

105.

1.        The telephones…………..by Alexander Graham Bell.

a)

is invented

b)

is inventing

c)

invented

d)

was invented

106.

1.        Gold…………………….in California in the 19th century.

a)

was discovered      

b)

has been discovered

c)

was discover

d)

ey discover

107.

1.        The preparation…………………..by the time the guest……………………….

a)

had been finished- arrived

b)

have finished- arrived

c)

had finished-were arriving

d)

have been finished- were arrived

108.

1.        The boy_____ by the teacher yesterday.

a)

punished

b)

is punished

c)

punishing

d)

was punished

109.

“Ms Jones, please type those letters before noon”_ “They’ve already ______, sir. They’re on your desk.”

a)

typed

b)

been being typed

c)

being typed

d)

been typed

110.

Sarah is wearing a blouse. It___________ of cotton.

a)

be made

b)

are made

c)

is made

d)

made

111.

1.       The size of earthquakes_________ on the Richter scale.

a)

measures

b)

are measured

c)

is measuring

d)

is measured

112.

1.        At least 200 people_________ after rivers burst their banks in Colombia mudslides.

a)

killed

b)

had killed

c)

were killed

d)

are being killed

113.

1.        Hurricanes and heavy rains_________ with the help of technology.

a)

were predicted

b)

are predicting

c)

will be predict

d)

can be predicted

114.

1.        So far, some of the storm damaged roads and bridges_________.

a)

already repaired    

b)

were already repaired

c)

had already repaired

d)

have already been repaired

115.

1.        Families camped out in a City park after their homes_______ by the earthquake.

a)

were heavily damaged

b)

have heavily damaged

c)

had damaged heavily

d)

are damaged heavily

116.

1.     Many people________ because of the earthquake last week.

a)

did injure

b)

are injured

c)

have injured

d)

were injured

117.

1.     Hundreds of buildings ________when the earthquake________ the city.

a)

were destroyed/ was hit

b)

were destroyed/ hit

c)

are destroyed/ hit 

d)

destroyed/ was hit

118.

1.        Villagers________ before the volcano________.

a)

had already evacuated/ had erupted

b)

had already been evacuated/ erupted

c)

had already evacuated/ erupted

d)

D.    were already evacuated/ had erupted

119.

1.        Tsunamis________ when the sea floor suddenly________.

a)

is caused/ move    

b)

was caused/ moved

c)

has been caused/ move

d)

can be caused/ moves

120.

1.        My house, which________ in the storm, ________next week.

a)

was destroyed/ will be rebuilt

b)

destroyed/ will rebuild

c)

is destroyed/ is rebuild

d)

was destroy/ be rebuilt

121.

1.        Nearly a quarter of all homes in the Keys_________ (destroy) by Hurricane Irma in 2017.

a)

is destroyed

b)

are destroyed

c)

was destroyed

d)

were destroyed

122.

Scientists predict the South coast_________ (hit) by a large hurricane in two days.

a)

will hit

b)

will be hit

c)

is hit

d)

is hitting

123.

What is this?

a)

drought

b)

dust storm

c)

earthquake

124.

What is this?

a)

earthquake

b)

fire

c)

flooding

125.

What is this?

a)

hurricane

b)

ice

c)

lightning

126.

What is this?

a)

tornado

b)

tsunami

c)

volcano

127.

What is this?

a)

tsunami

b)

volcano

c)

bilzzard

128.

Last night volcano Maui ________ and the large areas of land were affected.

a)

erupts

b)

erupted

c)

erupting

d)

erupt

129.

Nam Dinh Province was hit by a severe ________.

a)

tropical storm

b)

trapped

c)

injured

d)

damage

130.

Rescue workers have freed those who were

________ in flooded homes.

a)

medical supplies

b)

damage

c)

storm

d)

trapped

131.

The government has sent rescue equipment,

food, and ________.

a)

damage

b)

mudslide

c)

medical supplies

d)

volcanic eruption

132.

A powerful ___________ off the coast of Indonesia sparked a three-metre-high and killed at least 113 people.

a)

earthquake

b)

tornado

c)

tsunami

d)

landslide

133.

Forest fire is

a)

a mass of earth, rock, etc. that falls down the slope of a mountain or a cliff

b)

a long period without rain

c)

a fire in the forest caused by high temperature

d)

a storm with thunder and lightning and usually very heavy rain

134.

Drought is

a)

a sudden violent of the ground

b)

a storm in a desert in which sand is blown into the air by strong winds

c)

a long period without rain

d)

a strong wind that blows in a circle

135.

________ often happen in rainy season especially in the center of Vietnam.

a)

droughts

b)

storms

c)

floods

d)

sandstorms

136.

The __________ buried the whole village while people were sleeping in their houses.

a)

mudslide

b)

tornado

c)

drought

d)

thunderstorm

137.

“No one was killed in the forest fire two days ago”.

“____________!”

a)

Oh dear!

b)

That’s shocking!

c)

That’s a relief!

d)

How terrible!

138.

There was a typhoon in Nam Dinh Province last night, causing a lot of damage.

a)

thunderstorm

b)

tropical storm

c)

flood

d)

drought

139.

Hundreds of people were made ____________ after the flood.

a)

homeless

b)

helpless

c)

careless

d)

endless

140.

There is a .............. after the earthquake in the sea.

a)

volcanic eruption

b)

flood

c)

drought

d)

tsunami

141.

There is a .............. after the earthquake in the sea.

a)

volcanic eruption

b)

flood

c)

drought

d)

tsunami

142.

a fire burning in an area of land with many trees, that is difficult to control and sometimes spreads quickly

a)

flood

b)

forest fire

c)

volcanic eruption

d)

earthquake

143.

get up/What/on/do/time/you/weekdays?

a)

What days time do you get up on weekdays?

b)

What do you times on get up weekdays?

c)

What on times do you get up weekdays?

d)

What time do you get up on weekdays?

144.

FILL IN THE CORRECT WORD.

1. I saw _________ coming out of the volcano

a)

First Aid

b)

Land

c)

Lava

d)

Rescue

145.

FILL IN THE CORRECT WORD.

2. Antarctica is an _________ environment.

a)

land

b)

break

c)

extreme

d)

rescue

146.

FILL IN THE CORRECT WORD.

3. When there is an accident it is good to have a _________ kit.

a)

first aid

b)

charger

c)

extreme

d)

rescue

147.

FILL IN THE CORRECT WORD.

4. I don't want to fall and _________ a bone.

a)

land

b)

break

c)

extreme

d)

lava

148.

FILL IN THE CORRECT WORD.

5. The pilot wanted to _________ her plane safely during the storm.

a)

land

b)

break

c)

extreme

d)

lava

149.

FILL IN THE CORRECT WORD.

6. It is a good idea to carry a _________ in the case your phone runs out of battery.

a)

land

b)

break

c)

extreme

d)

charger

150.

FILL IN THE CORRECT WORD.

7. A _________ team tried to save the survivors of the earthquake.

a)

first aid

b)

charger

c)

land

d)

rescue

151.

Read the text and choose the correct title.

a)

A. The day of the earthquake

b)

B. The day of the flood

c)

C. School

d)

D. Students

152.

After reading the text, choose if the answer is True of False


9. Kanako had never experienced an earthquake before.

a)

True

b)

False

153.

After reading the text, choose if the answer is True of False


10. A teacher asked all of the students to go inside.

a)

True

b)

False

154.

After reading the text, choose if the answer is True of False


11. The buildings and roads were damaged.

a)

True

b)

False

155.

After reading the text, choose if the answer is True of False


12. Kanako's grandparents had electricity at their house

a)

True

b)

False

156.

Complete the past passive sentences. Use was or were and the past participle of the verb in brackets.


13. The students ___________ ___________ food and blankets. (give)

a)

was given

b)

were given

c)

was give

d)

were give

157.

Complete the past passive sentences. Use was or were and the past participle of the verb in brackets.


14. Survivors of the earthquake ___________ ___________ to the hospital. (take)

a)

was taken

b)

were take

c)

was take

d)

were taken

158.

Complete the past passive sentences. Use was or were and the past participle of the verb in brackets.


15. Someone ___________ ___________ . (hurt)

a)

was hurt

b)

were hurting

c)

was hurten

d)

were hurt

159.

Complete the past passive sentences. Use was or were and the past participle of the verb in brackets.


16. People ___________ ___________ running away from falling buildings (see)

a)

was seen

b)

were see

c)

was see

d)

were seen

160.

Choose the correct word.


17. I have _________to the Philippines three times.

a)

went

b)

been

161.

Choose the correct word.


18. I have never _________ a volcano before.

a)

seen

b)

see

162.

Choose the correct word.


19. I _________ about an earthquake in the news today.

a)

read

b)

have read

163.

Choose the correct word.


20. Fatima _________ her grandparents last week.

a)

visited

b)

have visited

164.

Choose the correct word.


21. I _________ to a desert island last summer.

a)

went

b)

have been

Similar Resources on Wayground

1EM Complete review 3

168 questions

1EM Complete review 3

quiz

Worksheet

•

5th Grade - Professio...

English 8: Unit 7: Pollution- (Review)

165 questions

English 8: Unit 7: Pollution- (Review)

quiz

Worksheet

•

8th Grade

degrees of comparison

163 questions

degrees of comparison

quiz

Worksheet

•

8th Grade

Scharff Quiz #4

160 questions

Scharff Quiz #4

quiz

Worksheet

•

5th - 9th Grade

Midterm-G10

168 questions

Midterm-G10

quiz

Worksheet

•

7th - 10th Grade

Past Perfect tense

159 questions

Past Perfect tense

quiz

Worksheet

•

6th - 8th Grade

Review P1 #2

163 questions

Review P1 #2

quiz

Worksheet

•

KG - University

Fast and Curious Week 35

161 questions

Fast and Curious Week 35

quiz

Worksheet

•

8th Grade