They have never been to Beijing, _____? [ ]A. have theyB. haven"t they C. do

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They have never been to Beijing, _____? [ ]
A. have they
B. haven"t they
C. do they
D. don"t they

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举一反三

I told you not to be late again, John, _____ I? [ ]
A. do
B. did
C. don"t
D. didn"t

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There is a little water in the bottle, _____? A. isn"t it
B. is it
C. isn"t there
D. is there

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—Your father isn"t a doctor, is he?
—_____. He teaches Chinese in a middle school. [ ]
A. No, he isn"t
B. Yes, he is
C. Yes, he isn"t
D. No, he is

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Let us meet at the gate of the school, _____? [ ]
A. shall we
B. don"t we
C. will you
D. do you

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You hardly know him, _____?
A. are you
B. aren"t you
C. do you
D. don"t you

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