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单选题 交通银行
2016-05-06

Applications for the Hamilton School of Business scholarship must __________by June 1 in order to be considered.

A.be mailing
B.mails
C.be mailed
D.mail

参考答案

C

答案解析

主语applications需要被邮寄,从而可以知道它和动词mail为被动关系,正确答案为被动语态的C。