题目内容
By the end of last term we ______ about a thousand English words.
[
]|
A .learned |
B .have learned |
|
C .had learned |
D .have been learned |
答案:C
解析:
解析:
|
句意为“到上学期期末为止我们已经学习了大约 1000个英语单词。”此题考查过去完成时的用法。本句中过去完成时与表示过去时间的by短语连用,表示在过去某一时间之前已经发生或完成的动作。 |
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