He said he would do better---math next semester.

问题描述:

He said he would do better___math next semester.
A.with B.on C.at D.in
解释一下
这种介词怎嚒用.
1个回答 分类:英语 2014-10-12

问题解答:

我来补答
D
do better in + 学科 = 学的更好
 
 
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