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Complex Sentences

Total questions: 50

Worksheet time: 45mins

Name
Class
Date
1.

Complex sentences have how many independent clauses?

a)

1

b)

1 or more

c)

2 or more

d)

2

2.

Complex sentences have how many dependent clauses?

a)

1

b)

1 or more

c)

2

d)

2 or more

3.

Which clause can stand alone?

a)

Independent Clause

b)

Dependent Clause

4.

Which clause cannot stand alone?

a)

Independent Clause

b)

Dependent Clause

5.

Kathy stayed home because she had a fever. Which clause can stand alone?

a)

Kathy stayed home

b)

because she had a fever.

6.

If the weather is nice, Sally likes to jog. Which clause cannot stand alone?

a)

If the weather is nice,

b)

Sally likes to jog.

7.

I will sleep until the alarm rings. What is the dependent clause?

a)

I will sleep until the alarm rings.

b)

until the alarm rings.

c)

I will sleep

8.

I will sleep until the alarm rings. What is the verb in the dependent clause?

a)

will sleep

b)

I will

c)

rings

d)

sleep

9.

I love to cook although it takes time. What is the subordinating conjunction in this sentence?

a)

although

b)

love

c)

takes

d)

I

10.

The girls won't come unless you call them. What is the subordinating conjunction?

a)

girls

b)

won't

c)

unless

d)

call

11.

Which is the words is not a subordinating conjunction?

a)

because

b)

he

c)

while

d)

although

12.

Are the underlined group of words a dependent clause or an independent clause?

When we arrived at the campground, the rain had stopped.

a)

dependent clause

b)

independent clause

13.

Are the underlined group of words a dependent clause or an independent clause?

After we ate our supper, we went for a hike.

a)

dependent clause

b)

independent clause

14.

Are the underlined group of words a dependent clause or an independent clause?

We hiked until the sun set.

a)

dependent clause

b)

independent clause

15.

Are the underlined group of words a dependent clause or an independent clause?

I would run if I saw a bear.

a)

dependent clause

b)

independent clause

16.

Are the underlined group of words a dependent clause or an independent clause?

Before we went to bed, we lit a campfire.

a)

dependent clause

b)

independent clause

17.

Are the underlined group of words a dependent clause or an independent clause?

I unpacked my supplies: a lantern, a sleeping bag, a tent.

a)

dependent clause

b)

independent clause

18.

Are the underlined group of words a dependent clause or an independent clause?

Although we started late, we hiked fifteen miles.

a)

dependent clause

b)

independent clause

19.

Are the underlined group of words a dependent clause or an independent clause?

We were pitching our tent when we saw the bear.

a)

dependent clause

b)

independent clause

20.

Are the underlined group of words a dependent clause or an independent clause?

As we slowly moved away, the bear looked up.

a)

dependent clause

b)

independent clause

21.

Are the underlined group of words a dependent clause or an independent clause?

Before we left the campground, we saw two more bears.

a)

dependent clause

b)

independent clause

22.

When a subordinating conjunction starts a sentence, a comma is required.

a)

True

b)

False

23.

Which sentence is punctuated correctly?

a)

Cory ate lunch after we took a walk.

b)

Cory ate lunch, after we took a walk.

c)

Cory ate, lunch after we took a walk.

d)

Cory ate lunch-after we took a walk.

24.

Which sentence is punctuated correctly?

a)

After we eat, I want to see a movie.

b)

Because you sneezed I jumped.

c)

As, we walked you ran.

d)

If you, fall I'll catch you.

25.

An independent clause _____.

a)

has a subject and a verb but is not a complete thought.

b)

has a subject and a verb and is a complete thought.

c)

can't be a sentence on its own.

26.

A dependent clause ______.

a)

has a subject and a verb but is not a complete thought.

b)

has a subject and a verb and is a complete thought.

c)

can be a sentence on its own.

27.

I was able to get my worked checked since the bus was early today.

Q: What is the subordinate conjunction in this sentence?

a)

was

b)

since

c)

able

d)

to

28.

As she looked out the window, a bird swooped down from the tree.

Q: What is the subordinating conjunction in this sentence?

a)

as

b)

out

c)

from

d)

the

29.
Identify the Subordinating Conjunction:
When you find the answer, let me know.
a)
answer
b)
when
c)
let
30.
Identify the Subordinating Conjunction:
If you need more time, I can give you more time.
a)
If
b)
time
c)
I
31.
Identify the Subordinating Conjunction:
I can’t reimburse you because you lost the money.
a)
I
b)
you
c)
because
32.
Identify the Subordinating Conjunction:
We can go whenever you are ready.
a)
we
b)
you
c)
ready
d)
whenever
33.
Identify the Subordinating Conjunction:
I will call you after I find the solution.
a)
I
b)
find
c)
solution
d)
after
34.
Rewrite the sentence:
After waking up late, Sam missed the bus.
a)
Sam missed the bus, after waking up late.
b)
Sam missed the bus after waking up late.
c)
After waking up late Sam missed the bus.
35.
Rewrite the sentence:
She carried on although she was exhausted.
a)
She carried on although, she was exhausted.
b)
Although she was exhausted she carried on.
c)
Although she was exhausted, she carried on.
36.
Rewrite the sentence:
If you are tired, you should have a rest. 
a)
You should have a rest if you are tired.
b)
If you are tired you should have a rest. 
c)
You should have a rest, if you are tired.
37.

Identify the complex sentence.

a)

Since crocodiles can't clean their own teeth, they let small birds called plovers pick leftover food off their teeth.

b)

Crocodiles can't clean their own teeth.

c)

Crocodiles open their mouths, so small birds called plovers can pick leftover food off their teeth.

d)

After small birds called plovers pick leftover food off the crocodile's teeth.

38.

Identify the complex sentence.

a)

Although a rabbit's nose twitches.

b)

A rabbit's nose is packed with smell sensors, and its nose twitches for many different reasons.

c)

A rabbit's nose twitches for many reasons.

d)

A rabbit's nose twitches faster when it is interested or excited.

39.

Identify the complex sentence.

a)

A warthog's nose isn't very pretty, but it's perfect for finding food.

b)

A warthog's nose isn't very pretty to look at.

c)

If you had a warthog's nose, you wouldn't win a beauty contest.

d)

Although a warthog's nose isn't very pretty.

40.

________________ a horseshoe bat hangs upside down, it snorts high pitched noises out its nose and listens for echo signals by nearby insects.

a)

If

b)

While

c)

Because

d)

Although

41.

___________ it smells insects, the giant anteater flicks its super long tongue in and out quickly.

a)

Until

b)

While

c)

Although

d)

When

42.

A hippopotamus's teeth were once made into dentures ________ they don't yellow over time.

a)

as

b)

while

c)

because

d)

after

43.

_________ one kangaroo senses danger, it thumps its hind legs on the ground to warn others.

a)

Although

b)

While

c)

Because

d)

When

44.

A tarsier can't move its eyes ______ it can turn its head far enough to look over its shoulder.

a)

when

b)

while

c)

although

d)

because

45.

________ a desert horned viper snake sheds its scaly skin, it gets a new one with clear eyelids.

a)

After

b)

While

c)

Because

d)

As

46.

My friend is playing soccer.

a)

complex sentence

b)

NOT a complex sentence

47.

After the movie, we all went out for a pizza.

a)

complex sentence

b)

NOT a complex sentence

48.

We ran home and ate dinner.

a)

complex sentence

b)

NOT a complex sentence

49.

Unless he shows, we have to close up the shop.

a)

complex sentence

b)

NOT a complex sentence

50.

She had a fun birthday party.

a)

complex sentence

b)

NOT a complex sentence