A.mustn"t | B.wouldn"t | C.shouldn"t | D.needn"t |
A.shouldn’t | B.can’t | C.don’t have to | D.mustn’t |
A.could I do | B.could I have done | C.should I do | D.must I have done |
A.can be enjoying | B.must have enjoyed |
C.would be enjoying | D.should have enjoyed |
A.shou1d | B.would | C.might | D.could |
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