The thing she wasn't sure was that she failed in this exam.[ ]A.that B.which C.about whichD.in

题目简介

The thing she wasn't sure was that she failed in this exam.[ ]A.that B.which C.about whichD.in

题目详情

The thing       she wasn't sure was that she failed in this exam.    
[     ]
A.that      
B.which      
C.about which  
D.in which
题型:单选题难度:中档来源:专项题

答案

C

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