In my opinion he is a little upset _____ what I mentioned above. [ ]A. since B. because of C. becaus

题目简介

In my opinion he is a little upset _____ what I mentioned above. [ ]A. since B. because of C. becaus

题目详情

In my opinion he is a little upset _____ what I mentioned above.
[     ]
A. since
B. because of
C. because
D. as
题型:单选题难度:中档来源:同步题

答案

B

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