If prices rise too high, the government has to do something _________ it.
--- What do you think of the lecture of Li Yang’s Crazy English? --- I think it’s _______ , but someone thinks it’s much too ________.
--- You can use MSN to talk with Vivien on the Internet. --- I know. But can you tell me ________?
--- Do you know the boy________ is sitting next to Peter? --- Yes. He is Peter’s friend. They are celebrating his ________ birthday.
-My brother and I will go to the library tomorrow. -______. Shall we go together?
We can’t decide the problem of stress.