题目内容
5.You must be careful when you swim ______ the river.( )| A. | by | B. | over | C. | through | D. | across |
分析 当你游过小河的时候必须当心.
解答 答案:D.
结合语境可以推断这句话表达的意思是"当你游过小河的时候必须当心",所以设空处的介词短语表达的意思是"游过小河(从一边到另一边)",应该用across,注意through表示从内部通过,不合句意,故选D
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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