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14.To wash before meals is good_______ our health.(  )
A.withB.forC.toD.at

分析 饭前洗手有益于健康.

解答 答案:B.
结合语境可以推断这句话表达的意思是"饭前洗手有益于健康.",所以设空处的介词短语表达的意思是"有益于…",应该用be good for,故选B

点评 英语介词的一个特点是一词多义,并且介词间语义交叉现象很多,习惯用法也很多,有时很难从词义上区分开来.故学习中要注意不断总结,熟记一些介词和动词的固定搭配用法及习惯用法,是完成此类问题的捷径.

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