单项选择题

Please（）from smoking until the aeroplane is airborne.

A. refrain
B. prevent
C. resist
D. restrain

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单项选择题
The novel contains some marvellously revealing（）of rural life in the 19th century.

A. glances
B. glimpses
C. glares
D. gleams
单项选择题
The encouraging factor is that the（）majority of people find the idea of change acceptable.

A. numerous
B. vast
C. most
D. massive
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