I had no idea when World War Ⅱ________，so I turned to my teacher for help.
| A．broke down | B．broke out | C．broke in | D．broke away |
You can only be sure of_________ you have at present; you cannot be sure of something _____ you might get in the future.
| A．that; what | B．which; that | C．/; that | D．what; / |
—Could you turn the TV down a little bit?
—________. Is it disturbing you?
| A．Take it easy. | B．I’m sorry. | C．Not a bit | D．It depends |
—Guess what! I have got A for my term paper.
—Great! You ______ read widely and put a lot of work into it.
| A．must | B．should | C．must have | D．should have |
H1N1 control and prevention is ato China as well as the whole world．
| A．surprise | B．challenge | C．reaction | D．threat |
-----He will be extremely angry at the news.
------_______________.This is between you and me.
| A．It doesn’t matter. | B．Not at all. |
| C．It’s none of his business. | D．I’m sorry to hear that. |