We mustn't talk loudly or laugh loudly in public. ?A.do weB.must weC.need weD.sh
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We mustn't talk loudly or laugh loudly in public，________?
A.do we
B.must we
C.need we
D.shall we
试题答案
B
We mustn't talk loudly or laugh loudly in public，________?
A.do we
B.must we
C.need we
D.shall we
B