10、They ______ the train to Beijing．Otherwise, they would have returned home．

A．need have caught                                     B．must have caught

C．must catch                                             D．may catch

10、B

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They ______ the train to Beijing．Otherwise, they would have returned home．

A．need have caught                                     B．must have caught

C．must catch                                             D．may catch

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科目：高中英語(yǔ) 來(lái)源：廣東深圳高級(jí)中學(xué)09-10學(xué)年度高二第二學(xué)期期末考試 題型：單項(xiàng)填空

 They ______ the train to Beijing．Otherwise, they would have returned home．

       A．need have caught                              B．must have caught  

       C．must catch      D．may catch

 

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