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 dustry。．

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 glorioussummer 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

11.D 12.A 13.C 14.B 15.B