英语语法:连词
连词主要用于单词、短语或句子之间,它们起连接作用。连词分为并列连词和从属连词。
(一)重点
一、 不定式
1、定义;具有名词、形容词及副词性质并具有时态、语态变化。
2、形式(以do为例)
主动语态 被动语态
一般时 to do to be done
进行时 to be doing
完成时 to have done to have been done
完成进行时 to have been doning
3、用法;
(1) 用作主语;
To speak good English is not easy。
Or:It is not easy to speak good English(采用形式主语it以免头重脚轻)
It took me an hour to do the work。
(2)用作宾语;
She decided to take the examination。
I hope to meet him soon。
(3宾语补足语;
They expected us to help them。
He wants this son to study hard。
金牌重点;
不定式作宾补,如谓语动词是感官动词,使役性动词(see,hear,notice,watch,maks,have,let鈥Γ虿欢ㄊ椒赔湥鬿鈥澬胧÷裕诒欢锾胁荒苁
I heard then sing in the ciassroom
I made her clean the room
The girl is heard to sing an English song。
(4)用作表语;To teach is to learn
His job is to sell cars。
(5)用作状语,表示目的,结果。
We come to school to study English(目的)=in order to
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