李 毅 - - - - - - 8 0小时突破语法 1 动词不定式(The Infinitive) 二、不定式的主要用法 动词不等式具有名词、形容词及副词的特征,因此在句中可作主语、宾语、宾语(或主语)补足语、表语、定语、及状语等
1、不定式作主语 ① 不等式作主语时,谓语动词用单数形式
To conquer English is not easy
征服英语不容易
To make plan first is a good idea
先制定计划是个好主意
To know everything is to know nothing
事事皆通,无一精通
② 不等式作主语时,常常用形式主语it替代,而将真正的主语不等式放在句子的后面
It is necessary to master a foreign language
掌握一门外语很有必要
It’s a great pleasure to see you again
再次见到你真高兴
It is a bad manner to stare at a foreign guest
盯着外宾看是一种不良的举动
③ 如果说明不等式表示的动作是谁做的,可以在不等式的前面加一个for引起的短语,这就是常见的“It is adj
for sb
to do sth
如: It is good manners for an Arab to stand close to his friends when they are talking
对阿拉伯人来说,交谈时站得离朋友近些是好的礼貌
It is a great honor for us to be presented at the party
我们能来参加晚会,深感荣幸
It will be a regret for us not to h