A.mustn’t have attended | B.needn’t have attended |
C.needn’t attend | D.didn’t need to attend |
A.that he is in low spirits | B.which he is in low spirits |
C.when he is in low spirits | D.then he is in low spirits |
A.can’t | B.wouldn’t | C.shouldn’t | D.needn’t |
A.must have been | B.should be | C.should have been | D.must be |
A.may forget: leave | B.must have forgotten : left |
C.may forget : have left | D.could have forgotten : left |
A.will be | B.would have been | C.would be | D.have been |
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