TEM-4 Exercise 7
发布时间:2006-06-23 22:31
点击:
Cloze
Directions: Decide which of the choices given below would correctly complete the passage if inserted in the corresponding blanks. Select the correct choice for each blank.
Flight simulator (飞行模拟器) refers to any electronic or mechanical system for training airplane and spacecraft pilots and crew member by simulating flight conditions. The purpose of simulation is not to completely substitute (1)_____ actual flight training but to thoroughly familiarize students with the vehicle (2)_____ before they (3)_____ extensive and possibly dangerous actual flight training. Simulations also is useful for review and for familiarizing pilots with new (4)_____ to existing craft.
1.
A. for
B. to
C. with
D. on
2.
A. concerning
B. concern
C. being concerned
D. concerned
3.
A. undertake
B. undergo
C. underplay
D. underuse
4.
A. models
B. modifications
C. modifiers
D. modica
5.
A. manifestations
B. manipulations
C. manifestoes
D. maneuvers
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