3.—Serina has been watching the TV series the whole night

3.—Serina has been watching the TV series the whole night
—________
A So have her parents B So have been her parents
选a为啥不选b?
lei1659 1年前 已收到2个回答 举报

hlj119 幼苗

共回答了13个问题采纳率:84.6% 举报

我也是这样有三中表达方式:
so do I
so am I
so have I
这是固定用法.
如果还有动词是可以省去的.

1年前

6

hehaidi 幼苗

共回答了12个问题 举报

第一题应该选A,这里的must have been,表示肯定的猜测,而不是现在完成时3.—Serina has been watching the TV series the whole night. —____

1年前

2
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