when did you come to China?----On

when did you come to China?----On When did you come to China?I came on ______________. When did you come to China? did China you when to come 连词成句 When did you come to how do you kown?the___you speak.when did you come to china?t when did you come to shanghai?和when were you come to shangha when did you come here When did you come back? when did you come to this city的回答 when did you come to school five minutes a什么 When did you come to this school?___ 2002.A.On B.At C.In D.F