--- Do you know the boy________ is sitting next to Peter?--- Yes. He is Peter’s friend. They are celebrating his ________ birthday.
Do you know the teacher who is having an English lesson.
I can't forget the time the earthquake happened in Yushu.
I can't forget the time the earthquake happened in Yushu. A. when B. which C. where
The man is talking with my teacher is Tom’s father.
If you _______ , I will _______ myself.