He didn't want to tell me how much the bag----. A cost B cos

问题描述:

He didn't want to tell me how much the bag____. A cost B costed (说一下原因,谢谢)
1个回答 分类:英语 2014-10-24

问题解答:

我来补答
答案:A
cost的过去式就是cost本身.
 
 
展开全文阅读
剩余:2000
上一页:高数一指数函数
下一页:必修五第四单元