We don’t know __________ he can make a plane byhimself. It is amazing.

Who is making so much noise—___ the children.

I have two good pen friends. One is an American, is in England.

You are hungry. _____ eating some noodles

What do you think of the lecture of LiYang s Crazy English —I think it’s_________，but someone thinks it’s muchtoo _______.