are you still here?you were here half an hour ago.who __for?

are you still here?you were here half an hour ago.who __for?
a.were you waiting
b.are you waiting
c.do you wait
英语人气:993 ℃时间:2019-10-19 16:34:52
优质解答
B !
因为这个人正在问问另外一个人问题,看前面那一句就知道了.
选C是绝对错的~
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