have you ever been... 你曾经到过那里吗?
have you ever been to the United States?你去过美国吗？
have you ever been abroab?你出过国吗？
have you ever traveled by air? 你坐过飞机旅行吗？
have you been to Hong Kong?你到香港来过吗？
how long have you been in Shenzhen?你在深圳住了多久？
how long have you been waiting?你等了多久？
学员评论
被遗忘者2014-12-28
我的妞2014-04-03
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