you are not good at English,You must to do your best i it首字母填空

问题描述:

you are not good at English,You must to do your best i it
首字母填空

IF?

you are not good at English,You must do your best in it
你不擅长英语,必须在这方面尽最大努力

in

sha

你题目写错了
没有must to这种形式
you are not good at English,You must do your best to improve it