Lesson 5 短对话选择-3
A. Because they have to pick up passengers from another cancelled company flight
Because they have to wait for some passengers who are late for the flight
C. Because they have to remove some suspicious luggages可疑的行李
D. Because loading has not been completed yet
Lesson 5 短对话选择-4
A. 08:45
B. 08:55
C. 9:05
D. 08:25
Lesson 5 短对话选择-5
A. 900meters
B. 10100meters
C. 119.7
D. 3654
Lesson 5 短对话选择-6
A. 36L
B. 1006
C. 240 5knots
D. 240 5m/s
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