Our World 5: Review Unit 7-9

Exercise 1 (Page 118). Match. Connect the words that have opposite meanings. Then label the pictures

• surface

• active

• dormant

• deep

• ice

• steam

Exercise 1 Match. Connect the words that have opposite meanings. Then label the pictures.

a

b

c

steam-ice

active-dormant

deep-surface

Exercise 2 (Page 118): Read and Complete the sentences.

a

b

c

d

e

f

throw away

build

hike

cover

relax

reduce

Exercise 4 (Page 119). Look and Listen

a

b

c

d

4

1

2

3

Exercise 5 (Page 119). Read and write. Complete the sentences.

2. If tourist money can protect the environment, … (wildlife/extinct) (một số động vật hoang dã có thể không bị tuyệt chủng.)

3. If a theme park is designed well, …… (rides/safe) (các chuyến đi sẽ an toàn.)

4. If people who work at a glass factory wear special clothes, …… (protect/heat) (quần áo sẽ bảo vệ họ khỏi cái nóng.)

5. If bread is cooked in a hot oven, …… (heat/crust) (nhiệt sẽ tạo ra một lớp vỏ dày)

6. If you buy tour tickets the day before, …… (go/tour) (bạn sẽ có thể đi tour.)

Answer explanation

2. If tourist money can protect the environment, some wildlife may not go extinct.

3. If a theme park is designed well, the rides will be safe.

4. If people who work at a glass factory wear special clothes, the clothes will protect them from the heat.

5. If bread is cooked in a hot oven, the heat will make a thick crust

6. If you buy tour tickets the day before, you will be able to go on the tour.

Exercise 6 (Page 120). Read and answer.

a

b

c

d

e

When we buy souvenirs

When I use carboard

when we are near an active volcano

when you go to the airport

when we want to relax

Exercise 8 (Page 121). Read. Check T for True and F for False

1. Dubai is a modern place. ​ (a)   2. A hotel can be found on a man-made island. ​ (b)  

3. If you went to Dubai, you would not find any theme parks. ​ (c)  

4. If you like snow, you will find it in a shopping mall in Dubai. ​ (d)  

5. You cannot ride a camel in Dubai. ​ (e)  

• T
• F