how long have u been keeping doing that / how long have u kept doing that.这持续多久了,那个对?
题目
how long have u been keeping doing that / how long have u kept doing that.这持续多久了,那个对?
答案
后面的对.=== How long have you been doing that?
举一反三
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
最新试题
热门考点