It worried him a lot___he was falling far behind the others in English. [ ]A. what B. whetherC. that

题目简介

It worried him a lot___he was falling far behind the others in English. [ ]A. what B. whetherC. that

题目详情

It worried him a lot___he was falling far behind the others in English.  
[     ]
A. what          
B. whether
C. that
D. why
题型:单选题难度:中档来源:河北省期末题

答案

C

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