问题
选择题
She felt very upset ___________ what her deskmate said.
A because B because of C as if D unless
答案
答案：B
这题考察句子结构: what her deskmate said,是名词性从句,所以填because of”因为”,其它选项都是借状语从句,句意是:因为同桌说的话,她感到不安.选B.
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