Subordinating conjunctions

What's the subordinating conjunction: I need to go to the bookstore before we leave the mall. 

• need
• leave
• the
• before

What's the subordinating conjunction: Since you got a haircut, I haven't seen you.

• I

• haven't

• seen

• Since

What's the subordinating conjunction: If you drive that car, we can't go together.

• If

• we

• together

• be

Which sentence is correctly punctuated?

• After we win the game, we can go get dinner.

• We can go get dinner, after we win the game.

• After we win the game we can go get dinner.

• We can go get dinner; after we win the game.

Which sentence is correctly punctuated?

• I took out the trash, before Kevin got home.
• Before Kevin got home, I took out the trash.
• Before Kevin got home; I took out the trash. 
• I took out the trash; before Kevin got home. 

Which TWO are INDEPENDENT clauses?

• when I got home

• I got home late last night

• I ate dinner

• before I ate dinner

Which subordinate conjunction fits best to combine the two sentences: We go to the movies. We get popcorn.

• Whenever

• After

• As

• Where

Which subordinate conjunction fits best to combine the two sentences: They get back early. They can come with us.

• While

• Before

• Although

• If

Which subordinate conjunction fits best to combine the two sentences: My dad mows the lawn. My mom makes dinner.

• Wherever

• While

What does a complex sentence need?

• a comma

• a subordinate conjunctions

• all of these