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

2023-05-26

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

参考答案:C

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。

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