题目列表(包括答案和解析)
In the past 5 years a great deal of money _____ improving the environment of the school.
A. is spent B. has been spent C. was spent D. had been spent
In the past 5 years a great deal of money _____ improving the environment of the school.
A. is spent B. has been spent C. was spent D. had been spent
In the past 5 years a great deal of money _____ improving the environment of the school.
| A.is spent | B.has been spent | C.was spent | D.had been spent |
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