knowing what part of speech a word is helps me to understand

问题描述:

knowing what part of speech a word is helps me to understand better为什么用helps
有is为什么用helps
1个回答 分类:综合 2014-12-11

问题解答:

我来补答
knowing what part of speech a word is 是做主语的动名词短语,动名词做主语时,谓语用单数
is 是what part of speech a word is 这个knowing 的宾语从句,从属于动名词短语---主语部分.不是主句中的谓语
再问: is的说法还是不明白,为什么is属于主语部分,主语是由名词,代词或相当于名词的短语组成的是吧?能把句子还原到最初的形式吗?麻烦你了
再答: 咳, 我划分一下句子成分得了 knowing what part of speech a word is (动名词短语做主语)helps (谓语)me(宾语) to understand better(不定式做宾补) 主语分析: knowing(动名词) +what part of speech a word is (宾语从句)=动名词短语
 
 
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