问题补充:
-We could have asked Mr. Zhang for help. He is always ready to help others.
-I that. A long time .
A. have forgot, wastes
B. forgot, wasted
C. forgot, was wasted
D. forgot, has been wasted
答案:
A. have forgot, wastes
B. forgot, wasted
(答案→)C. forgot, was wasted
D. forgot, has been wasted
解析:考查时态。句意:我们本可以向张先生寻求帮助的,他总是乐于助人。我忘记那事了,浪费了很长时间。根据语境,忘记和浪费的动作都发生在过去,所以都使用一般过去式,选C。
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