单项选择题The fact that the management is trying to reach agreement _________five separate unions has led to long negotiations.

A.over
B.upon
C.in
D.with


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1.单项选择题As the economy improves, workers' fears of being laid off have_________.

A.disposed
B.discarded
C.departed
D.disappeared

2.单项选择题The members suspect that it was a(n)_________attempt to prevent the truth from being known.

A.deliberate
B.meaningful
C.consistent
D.ambitious

3.单项选择题In times of severe _________companies are often forced to make massive job cuts in order to survive.

A.retreat
B.restriction
C.recession
D.competition

4.单项选择题She packed her bags, then called the airport and made a(n)_________on the last flight out of Los Angeles.

A.conservation
B.reservation
C.preservation
D.observation

6.单项选择题We had thought that he was a respectable sponsor, but it _________emerged that he was an criminal.

A.subsequently
B.successively
C.consequently
D.frequently

7.单项选择题She was so angry that her face was _________of blood.

A.dropped
B.drained
C.spilt
D.dripped

8.单项选择题Research indicates that the birth-rate in some developed countries has been _________since 1980s.

A.descending
B.inclining
C.declining
D.lessening

9.单项选择题She refused to _________the door key to the landlady until she got back her deposit.

A.hand in
B.hand out
C.hand down
D.hand over