Please______from smoking until the aeroplane is airborne.

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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 动词近义词辨析题。题意:“在飞机起飞过程中请不要吸烟。”refrain和restrain均表示“克制,抑制”,但用法不同。前者常用在sb.refrain(s)from(doing)sth.中,而后者常用在restrain sb.from doing(sth.)中。B prevent:阻止,防止。C resist:反对,抵制。
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