（1）A.Flight attendants.
B.Passengers.
C.The fire brigade.
D.Plane manufacturers.
（2）A.Flight CA4389 will fly from Chengdu and finally arrive at Beijing.
B.It will take CA4389 more than three hours to arrive at Xi'an.
C.CA4389 will travel 30，982 kilometers for the whole flight.
D.The average speed of CA4389 is 10，000 kilometers per hour.
（3）A.Using electronic devices during landing.
B.Using their hands to pull down the oxygen mask.
C.Using laptop computers during the flight.
D.Placing the oxygen mask below their nose.
【考點(diǎn)】聽長對話．
【答案】見試題解答內(nèi)容
【解答】
【點(diǎn)評】
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發(fā)布：2024/4/20 14:35:0組卷：0引用：1難度：0.0
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