有些分词短语,其形式的选择不受上下文的影响,称作独立成分。常见的有:
Generally speaking … 一般说来 Frankly speaking … 坦白地说
Judging from … 根据……来判断 Considering … 考虑到……
To tell you the truth … 说实话
★非谓语动词其它用法
一、疑问词 + 不定式结构
疑问词(who, which, when, where, how, what等)+ 不定式,这个结构在句中起名词作用,可充当主语、表语、宾语。如:
I didn’t know what to do. (宾语)
When to hold the meeting is not known yet. (主语)
My question was how to get so many books. (表语)
注意句型:Why not do sth. ? Why do sth. ?
二、不定式的主动和被动
1.不定式修饰的名词或代词和不定式逻辑上构成主谓关系时,不定式往往用主动形式。如:
Do you have a knife to cut the watermelon ? (A knife cuts the watermelon.)
2.不定式和它前面被修饰的名词或代词构成逻辑上的动宾关系,又和该句主语构成逻辑上的主谓关系时,不定式常用主动形式。如:
She has a sister to look after. (She looks after her sister.)
【高中英语语法必备:非谓语动词的用法小结】相关文章:
★ 语法必备:too many与too much的用法与区别
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