---Whenshallwemeetyourcousinatthestation? ---Hisplanet...

問題詳情：

 ---When shall we meet your cousin at the station?

 ---His plane took off 2 hours ago, and it _________ arrive at 5pm.

       A. could        B. should           C. must           D. can

【回答】

B 

知識點：虛擬語氣與情態動詞

題型：選擇題