---     did you go on vacation? ---I went to summer camp.

— Do you know the young boy  ________ is reciting a Tang poem over there?   — Yes. He's a friend of  ________ .

China is larger than _________ in Africa. 

I have a dog. _____ name is Wangwang.

—If you can’t decide which of the two novels to borrow,why don’t you take________? —I won’t read them this month.