题目内容

短听力练习-8-19听录音,并选择正确选项

A. To restart the engine.
B. To descend to 4,500 m.
C. To divert to the alternate.
D. To maintain the flight level.

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短听力练习-8-20听录音,并选择正确选项

A. One passenger on board is in danger.
B. One passenger on board is injured.
C. One passenger on board has a heart attack.
D. There is an unruly passenger on board.

短听力练习-8-21听录音,并选择正确选项

A. bomb on board
B. bomb threat
C. unlawful interference
D. dangerous goods on board

在android中,view的意思是指:( )

A. 视图
B. 界面
C. 风景
D. 实例

UI的汉语意思是:用户界面,是()的缩写。

A. User InterView
B. User Interface
C. Use InterNet
D. User Interview

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