Домашка по инглишу

1) You have never been to China. Have you ever been to China? Have you been to China or to Japan? Who has been to China? Where have you been? You have never been to China, have you?
2) The student speaks French. Does the student speak French? Does the student speak French or English? Who speaks French? What language does the student speak? The student speaks French, doesn't he (she)?
3) You prefer seafood. Do you prefer seafood? Who prefers seafood? Do you prefer seafood or vegetables? Why do you prefer seafood? You prefer seafood, don't you?