单项选择题

It is essential that your application form______back before the deadline.

A) be sent
B) sent
C) send
D) must be sent
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单项选择题
______the weather report，it's going to rain tomorrow．
A) As for
B) According to
C) Instead of
D) In spite of
单项选择题
The captain______an apology to the passengers for the delay caused by bad weather.
A) made
B) said
C) suggested
D) employed
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