单选题The manager required that all the employees ______ at the office before 9:00 in the morning.Awill arriveBarriveCarrivedDhave arrived

单选题
The manager required that all the employees ______ at the office before 9:00 in the morning.
A

will arrive

B

arrive

C

arrived

D

have arrived


参考解析

解析:
句意:经理要求全体职员在早上9点之前到达办公室。本题考查虚拟语气。当主句中的动词表示命令、建议或要求等时,后面的从句要用虚拟语气。其结构是should+动词原形。其中should可以省略。这类动词有:suggest,order,consider,command,require,request等。

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