第1题：
A、have polluted
B、is being polluted
C、has been polluted
D、have been polluted
第2题：
All the money ______, Frederick started looking for work.
A. having spent
B. has been spent
C. having been spent
D. had been spent
第3题：
The salvage value of an asset is:
A . The value of the scrap metal if a new asset were taken to a scrap yard.
B . The value that an asset has on the books after one year of depreciation.
C . The costs that have been sunk into the project to date.
D . The expected cash value at the end of an assets useful life.
E . A and D only.
第4题：
A. bargained
B. robbed
C. computed
D. purchased
第5题：
A.a large amount of
B.a lot of
C.many
D.much
第6题：
The country has ______people and ______money ______spent on tobacco every year.
A. a large quantity of, a number of, are
B. plenty of, a great deal, are
C. a great deal of, plenty of, is
D. a large number of, a large amount of, is
第7题：
A.to have bought...set
B.to buy...had set
C.buying...set
D.having bought...had set
第8题：
A、inherited
B、presented
C、hosted
D、turned
第9题：
A. The execution of the script fails because multiple channels cannot coexist.
B. The script is executed and both the channels are used for the script execution.
C. The new channel, CHI, is Ignored because a channel has been configured already.
D. ration parameter DC1 is overridden because a new channel is allocated in RMAN RUN block.
第10题：