A. had decreasedB. decreasedC. has been decreasingD. is……

单项选择题—Hi, Torry, can I use your computer for a while this afternoon —Sorry.（）.

A. It's repaired
B. It has been repaired
C. It' s being repaired
D. It had been repaired

单项选择题—I wonder why Mary is so unfriendly to us. —She is（）than unfriendly, I' m afraid.

A. shyer
B. much shyer
C. shy more
D. more shy

单项选择题Both teams were in hard training;（）was willing to lose the game.

A. either
B. neither
C. another
D. the other

单项选择题A notice was（）in order to remind the students of the changed lecture time.

A. sent up
B. given up
C. set up
D. put up

单项选择题Many people believe we are heading for an environmental disaster(灾难)（）we radically (根本地) change the way we live.

A. but
B. though
C. unless
D. in case

单项选择题The government plans to bring in new laws（）parents to take more responsibility for the education of their children.

A. forced
B. forcing
C. to be forced
D. having forced

单项选择题We tried to find a table for seven, but they were all（）.

A. given away
B. kept away
C. taken up
D. used up

单项选择题What a pity! Considering his ability and experience, he（）it better.

A. need have done
B. must have done
C. can have done
D. might have done

单项选择题But for their help, we（）the program in time.

A. can not finish
B. will not finish
C. had not finished
D. could not have finished

单项选择题—I wonder how much you charge for your services. —The first two are free（）the third costs $30.

A. while
B. until
C. when
D. before