2. 外语
  3. Please______from smoking until the aeroplane is airborne.

Please______from smoking until the aeroplane is airborne.

admin2012-06-13  59
问题 Please______from smoking until the aeroplane is airborne.
选项 A、refrain
B、prevent
C、resist
D、restrain
答案A
解析 本题答案是A。A项的意思是：refrain节制，避免，制止。其他各项的意思是：prevent防止，预防；resist抵抗，反抗；restrain抑制，制止。
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