Doctorsareconcernedthatthechildren___toomuchtimeinfrontoftheTV.AthosespendBwhospendCtospendDspend
2020-12-09 112次 反馈错误 加入收藏 正确率 : 100%
题目内容：
Doctors are concerned that the children ___too much time in front of the TV .
A those spend
B who spend
C to spend
D spend
优质解答
选B 是定语从句,用who引导的句子修饰children
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