题目内容

紧急召集旅客的应变信号是：

A. 五短一长
B. 六短一长
C. 七短一长
D. 四短一长

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弃船时个人任务可从哪里找到:

A. 海员证
B. 船员名册
C. 船员应变卡
D. 船员证书

The purpose of training ______ teachers for those mountain areas is worthy of praise

A. qualified
B. qualification
C. qualify
D. qualifying

这一项目的失败使我们得出结论：我们过高估计了他的能力。

Everyone had an application form in his hand, but no one knew which office room _____.

A. to be sent to
B. to send it to
C. to have it sent
D. to send it