单选题
英语六级
2016-05-17
A．To find out exactly what happens．
B．To save fuel．
C．To fly even more slowly．
D．To keep balance．
参考答案
A
答案解析
For what purpose does the pilot shut off all the engilnes?
A.【精解】根据定位句可知，在第二部分测试中，所有发动机关闭时，受测飞行员必须找出到底发生了什么，故答案为A.
A.【精解】根据定位句可知，在第二部分测试中，所有发动机关闭时，受测飞行员必须找出到底发生了什么，故答案为A.
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