—Why not talk with your parents about your willingness to attend Peking University Summer Camp?
—I tried __________to get them to listen to me.
A. in time B. in vain C. in need D. in case
______ is known to us is that tobacco contains nicotine and other harmful products, so you should give up smoking.
A. As B. It C. What D. Which
--- Ann, our department may be named the Department of the Year because of the outstanding performance.
--- _______.
A. Good to know B. I’ll say
C. I hear you on that one D. Can’t argue with that
It was a difficult job for him. He had tried everything but it made little .
A. use B. good
C. difference D. result
I called her nearly ten minutes this morning, but I couldn’t .
A. get through B. go through.
C. live through D. look through
This is a very interesting book． I’ll buy it, _____．
A. how much may it cost
B. no matter how it may cost
C. however much it may cost
D. whatever may it cost
