We have sent some books to the children in that village. However, they still need ______.

—Stephen, did you visit Nanjing Confucius Temple the day before yesterday?—No, I didn’t go there as you told me. ______, I went to Jiming Temple with my parents.

My friend and I are       good at biology. But we don't like geography very much.

----_______ did you start studying English ? -----Five years ago.

Billy: I’ve been fixing the computer for over three hours, but it still doesn’t work. Nana: Why don’t you take a rest and try 　　　?  Maybe you’ll do better then.