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Jack _____ yet, otherwise he would have telephoned me.
A.mustn’t have arrivedB.shouldn’t have arrived
C.can’t have arrivedD.needn’t have arrived
C
根据第二分句“否则的话他就会给我打电话了”可知“Jack肯定还没到”,“can’t+完成式”意思是“根本不可能”。
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