A.mustn’t | B.oughtn’t | C.don’t | D.didn’t |
A.but neither can Mary | B.and do Mary can | C.but Mary can"t | D.and Mary also can’t |
A.must not be | B.needn’t be | C.cannot be | D.may be not |
A.able to write | B.be able write | C.can write | D.be able to write |
A.must | B.might be | C.can | D.may |
A.can"t | B.don’t | C.needn’t | D.won"t |
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