Noun Clauses with Question Words

A:How old is your friend Paul?

B:I don't know......

• how old he is

• how old

• how he is

• how he is old

A: When does the party start?

B: I'll check .....

• When does the party start

• When the party start

• When the party starts

• When start

A: What time are you leaving?

B: I need to ask my roommate......

• what time am leaving

• what time leaving

• what time I leave

• what time I am leaving

Whose phone numbers are those? Uh, I'm not sure........

• whose phone numbers those are

• whose phone numbers are those

• whose phone numbers those

• whose phone numbers are

A: Who left the stove on?

B: I wasn't the one......

• who leaves the stove on

• who left on

• who left the stove on

• who leaving the stove on

A: Who are those people?

B: I don't know.......

• who are

• who those people are

• those people are

• are

A: What happened?

B: I don't know......

• what happened

• what happene

• what is happening

• what will happen

A: Why did Anna break off her engagement with Thomas?

B: --------------------- is a mystery.

• Why did she break off her engagement with Thomas

• Why she is breaking off her engagement with Thomas

• Why she broke off her engagement with Thomas

• Why she has broken off her engagement with Thomas

A: Where did the car keys go?

B: I don't have any idea____________

• where they have gone

• where they are going

• where they go

• where they went

A: What are you doing in class?

B: It's a little confusing. It's not clear yet ____

• what we are doing (in class)

• what we were doing (in class)

• what we have done (in class)

• what we did (in class)