There is a pen in the pencil-box.换种说法怎么说

问题描述:

There is a pen in the pencil-box.换种说法怎么说
1个回答 分类:英语 2014-09-30

问题解答:

我来补答
The pencil-box has a pen inside.
笔盒里有一支钢笔.
 
 
展开全文阅读
剩余:2000
上一页:pass..
下一页:复合函数求值域