题目内容
10.Do you know the difficulty he,an elderly person of no family,had ______ five orphans at school?( )A. | keeping | B. | to keep | C. | having kept | D. | to have kept |
分析 你知道这位无亲无故的老人供养五个读书的孤儿的难处吗?
解答 答案:A 题干中he had keeping five orphans at school是作difficulty的定语从句;have difficulty (in)doing sth做某事有困难;an elderly person of no family插入语,不影响句子结构.故选A.
点评 动名词相当于名词,具备名词的特征.在句中可以作主语,宾语,表语,定语等.动名词和现在分词的构成方式一样,但用法不同.现在分词具备动词的特征,有时态和语态的变化,学习时要注意区分和掌握.
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