题目内容

Lesson 22 multiple choices--model exchanges-F

A. Runway edge lights failure
B. Runway centerline lights failure
C. Runway threshold lights failure
D. Runway end lights failure

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Lesson 22 model exchanges-G

A. 59
B. 35
C. 15
D. 30

Lesson 22 model exchanges-H

A. The landing gear collapses
B. The tyres blow out
C. The tug breaks down
D. The towbar is broken.

Lesson 22 model exchanges-I

A. Frozen ruts and ridges
B. Snow and ice
C. Standing water
D. A lot of debris

Lesson 22 model exchanges-J

A. Flaps setting problem.
B. Landing gear problem.
C. Engine problem
D. Fuel problem

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