Those are the kids for whom I bought some food.

(a)  

The moment when the clown burst in to surprise the teacher was great!

(a)  

Mr. Ruiz has a friend whose daughter lives in China.

(a)  

The robber who broke into my house is in court today.

(a)  

Ten o'clock was the time when we were supposed to be there.

(a)  

That is the reason why I couldn't meet you.

(a)  

The reason why Amy went to law school is that she didn't want to be a doctor.

(a)  

Math, which is Marian's favorite subject, has always been easy for her.

(a)  

Can you see the bird that is on the fence?

(a)