用适当的介词填空. Jim likes Chinese very much,and he always works ha

问题描述:

用适当的介词填空. Jim likes Chinese very much,and he always works hard___it
1个回答 分类:英语 2014-11-14

问题解答:

我来补答
on 或者at 都可以的.
work on ...是"着手做某事...",work at是"在...方面做"
 
 
展开全文阅读
剩余:2000
上一页:算数过程
下一页:enjoy的反义词