There ------great changes in our country in the past few yea

问题描述:

There ------great changes in our country in the past few years.there be 句型,横线上应该填什么
1个回答 分类:英语 2014-09-21

问题解答:

我来补答
have been
从后面有in the past few years可知是现在完成时
 
 
展开全文阅读
剩余:2000
上一页:14,16
下一页:对一下