Although your son made some mistakes, he worked hard at his lessons. You shouldn't be hard ____

题目简介

Although your son made some mistakes, he worked hard at his lessons. You shouldn't be hard ____

题目详情

Although your son made some mistakes, he worked hard at his lessons. You shouldn't be hard ______ him.

[     ]

A. in
B. at
C. on
D. for
题型:单选题难度:中档来源:0110 期中题

答案

C

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