Please______from smoking until the aeroplane is airborne.

admin2012-06-13  34

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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