第1个回答 2007-04-11
Where have you been in China?
第2个回答 2007-04-11
Where have you ever been in China?
第3个回答 2007-04-11
What places in China have you been to ?
第4个回答 2007-04-11
Which do you arrive China's place to have
第5个回答 2007-04-11
应该是:Where have you ever been in China?