I haven’t heard from Maria_____.

I haven’t heard from Maria_____.
A.since a long time B for many months 这个怎么选,为什么

nn来说话3 1年前已收到1个回答举报

智库询价网春芽

共回答了19个问题采纳率：73.7% 举报

B
A是错的,since后面应该是一个时间点,可是a long time却是时间段.
B符合现在完成时的要求.
祝你学习愉快! (*^__^*)
请及时采纳,多谢!

1年前

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