Unit 3: Complex Sentences

Complex Sentences

Textbook Explanations and Exercises

Activity 1: True or False

Read the information about complex sentences carefully.

Decide if each sentence is True or False.

Multiple Choice

A dependent clause can stand by itself as a complete sentence.

• True

• False

Multiple Choice

Complex sentences use a subordinating conjunction.

• True

• False

Multiple Choice

'Because' is an example of a coordinating conjunction.

• True

• False

Multiple Choice

A complex sentence has two independent clauses.

• True

• False

Multiple Choice

A clause is a group of words with a subject and a verb.

• True

• False

Multiple Choice

A fragment is an incomplete sentence.

• True

• False

Multiple Choice

A dependent clause begins with a subordinating conjunction.

• True

• False

Activity 2: Independent & Dependent Clauses

• Read each sentence carefully.

• Decide if it is a SIMPLE sentence, a COMPLEX sentence, or a FRAGMENT.

Multiple Choice

Because the neighbors are very noisy.

• Simple Sentence

• Complex Sentence

• Fragment

Multiple Choice

The neighborhood will be safer if we look after each other.

• Simple Sentence

• Complex Sentence

• Fragment

Multiple Choice

If everyone cleaned up after their dogs.

• Simple Sentence

• Complex Sentence

• Fragment

Multiple Choice

Our family moved to Nevada because my wife found a great job here.

• Simple Sentence

• Complex Sentence

• Fragment

Multiple Choice

We didn't sleep well last night because of our noisy neighbors.

• Simple Sentence

• Complex Sentence

• Fragment

Multiple Choice

I would enjoy my neighborhood more if there were a park nearby.

• Simple Sentence

• Complex Sentence

• Fragment

Multiple Choice

Because of the heavy traffic in the morings.

• Simple Sentence

• Complex Sentence

• Fragment

Activity 3: If-Clauses for Conditions

• Take notes on the grammar of if-clauses to the right.

• Complete each sentence with the correct form of the verb.

Multiple Choice

If you ______ town, a neighbor can help look after your house.

• to leave

• leave

• leaving

• will leave

Multiple Choice

You will feel less tired if you ____ to bed earlier.

• to go

• go

• going

• will go

Multiple Choice

If you leave on time, you _____ late for work.

• no be

• not be

• won't be

• will no be

Multiple Choice

If a person ______ a crime, they should report it immediately.

• to see

• see

• sees

• will see

Activity 4: Write the Conjunction or Preposition Because/Because of/If

• Complete each sentence with the correct word. Check your spelling

• Because (for reasons; use with a clause - subject + verb)

• Because of (for reasons; use with a noun phrase)

• If (for conditions; if + present simple, subject will/could verb)