Last night Li Ping watched the football match at my home, so he________ in his office.
A.needn’t have worked | B.mustn’t haven’t worked |
C.shouldn’t have worked | D.couldn’t have worked |
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Last night Li Ping watched the football match at my home, so he________ in his office.
A.needn’t have worked | B.mustn’t haven’t worked |
C.shouldn’t have worked | D.couldn’t have worked |