Complex sentences | Syntax | Khan Academy

What is the main structure of a complex sentence?

• Two or more independent clauses.

• One independent clause and one or more dependent clauses.

• One dependent clause and one or more independent clauses.

• Only one independent clause.

In the sentence "When we buy his birthday cake, we have to make sure it's lemon," which part is the independent clause?

• When we buy his birthday cake

• we have to make sure it's lemon

• his birthday cake

• it's lemon

Which of the following is true about a dependent clause?

• It can stand alone as a complete sentence.

• It expresses a complete idea on its own.

• It relies on an independent clause to make sense.

• It always comes at the beginning of a complex sentence.

What is the purpose of a subordinating conjunction?

• To join two independent clauses.

• To make a clause dependent.

• To add extra information that is not essential.

• To introduce a question.