题目内容
20.The teacher gave some tips on how toimprove the learning efficiency(提高学习效率).分析 老师给了我们一些怎样提高学习效率的建议.
解答 答案:improve the learning efficiency.考查疑问词和动词不定式连用的结构.句子里how to improve the learning efficiency做介词on的宾语,表示"怎样提高学习效率".
点评 考查疑问词和动词不定式连用的结构.
动词不定式可以与疑问词连用,包括疑问代词who,what,which 和疑问副词how,when,where 等.这个结构具有名词的性质,在句子中可以做主语、宾语、表语或同位语等成分.例如:
1.Where to hold the meeting is a question.(做主语)在哪儿举行会议是个问题.
2.I don't know what to write about.(作宾语)我不知道写什么内容.
3.Bill wrote two books on how to do sports.(作介词宾语)比尔写了两本关于如何做运动的书.
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