问题

He ______ have finished his work; otherwise, he wouldn’t be enjoying himself by the seaside.

A:should
B:must
C:need
D:can

正确答案是：

同类题型

Was it at five o’clock ______the fire brokeout

John was dismissed last week because of his _____ attitude towards his job. [ ]

Our neighbor has ______ ours.

下列各句中，没有语病的一句是（）

My younger brother failed________the exam even though he studied so hard．