11. Everything was so expensive during the war that it was Hardly ____________to save a penny．

　　A．Likely B． feasible C．probable D． possible

12．The automation has made it possible to_______ great changes in industry。．

　　A． bring about B． bring down C． bring out D．bring up

13．The police stopped him because he_____ the traffic regulation．

　　A． damaged B． destroyed C． broke D． corrupted

14．All too________ it was time to go back to school after the glorious summer holidays．

　　A． fast B． soon C． quick D． often

15．The chief manager refused to_________ on the rumor that he was going to retire．

　　A． explain B． comment C． speak D． talk

16．Mr·Brown gradual1y_________aknowledge of the subject．

　　A． required B． inquired C． achieved D． acquired

17．If I am not _________ when you come to my office，ask for my secretary．

　　A． suitab1e B． available C． comfortable D． proper

18．peasants supp1y workers with food， and workers________ supply peasants with manufactured goods．

　　A． in turn B． by turn C．for return D．by return

19．Let's go out during the break to_________ our legs。

　　A． stretch B． expand C． move D． extend

20．I have just___________abeautiful poem in that little book.

　　A． come to B． come through C． come across D． come up