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题目
情态动词I have been driving for 20 years.You__(not drive)for 20 years.you re only 30 now.
应该用什么情态动词?
SAM and i ___(be)friends until he called me a coward.

提问时间:2020-10-10

答案
I have been driving for 20 years.You can't have been driving for 20 years.you're only 30 now.can't do不可能SAM and i had been(be)friends until he called me a coward.在sam叫我是懦夫之前,我们曾经一直都...
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