Ithinkyoumustbemistakenaboutseeinghimatthetheatre;I’msu...

来源：语文精选馆 2.08W

I think you must be mistaken about seeing him at the theatre; I’m sure he abroad all week.

C．has been D．had been

句意：你说你在剧院见到他，你一定是搞错了。我肯定他整个星期都在国外。考查动词时态辨析题。all week一个星期，一段时间，用于现在完成时；根据句意结构，可知选C。