1. be动词：主语+be(am, is, are)+其它。如：　I am a boy. 我是一个男孩。

2. 行为动词：主语+行为动词(+其它)。 如： We study English. 我们学习英语。

当主语为第三人称单数(he, she, it)时，要在动词后加"-s"或"-es"。如：Mary likes Chinese.玛丽喜欢汉语。

动词+s的变化规则

1.一般情况下，直接加-s，如：cook-cooks, milk-milks

2.以s. x. sh. ch. o结尾，加-es，如：guess-guesses, wash-washes, watch-watches, go-goes

3.以“辅音字母+y”结尾，变y为i, 再加-es，如：study-studies

(2)一般过去时:

动词过去式详解 动词的过去式的构成规则有：

A、规则动词

① 一般直接在动词的后面加ed：如　worked , learned , cleaned , visited

②　以e结尾的动词直接加d：如　lived , danced , used

③ 以辅音字母加y结尾的动词要改y为i再加ed(此类动词较少)如　study – studied carry – carried worry –

worried (注意play、stay不是辅音字母加y,所以不属于此类)

④ 双写最后一个字母(此类动词较少)如　stopped

B、不规则动词(此类词并无规则，须熟记)小学阶段要记住以下动词的原形和过去式：sing – sang , eat – ate ,

see – saw , have – had , do – did , go – went , take – took , buy – bought , get – got , read – read

,fly – flew , am/is – was ,

are – were , say – said , leave – left , swim – swam , tell – told , draw – drew , come – came , lose

– lost , find – found , drink – drank , hurt – hurt , feel – felt

(3)一般将来时：

基本结构： ①be going to + do;

②will+ do. be going to = will

I am going to go swimming tomorrow(明天). = I will go swimming tomorrow.

(4)现在进行时: am,is,are+动词现在分词

动词现在分词详解 动词的ing形式的构成规则：

① 一般的直接在后面加上ing , 如doing , going , working , singing , eating

② 以e 结尾的动词，要先去e再加ing　，如having , writing

③ 双写最后一个字母的(此类动词极少)有：running , swimming , sitting , getting

第三部分：句法

1.陈述句

(1)肯定句：是指用肯定的语气来陈述的句子，如：I’m a student. She is a doctor. He works in a hospital.

There are four fans in our classroom. He will eat lunch at 12:00. I watched TV yesterday evening.

(2)、否定句：含有否定词或表示否定意义词的句子，如：I’m not a student. She is not (isn’t) a doctor.

He does not (doesn’t) work in a hospital. There are not (aren’t) four fans in our classroom.

He will not (won’t) eat lunch at 12:00. I did not (didn’t) watch TV yesterday evening.

2. 疑问句

一般疑问句：是指询问事实的句子，此类句子必须用“yes”，或“no”来回答。

特殊疑问句：以特殊疑问词(what , where , who , which , when , whose , why , how等)开头引导的句子。此类句子应该

问什么就答什么，不能用“yes 、no”来回答。

3.There be句型

There be 句型与have, has的区别

1、There be 句型表示：在某地有某物(或人)x kb 1.c om

2、在there be 句型中，主语是单数，be 动词用is ; 主语是复数，be 动词用are ; 如有几件物品，be 动词根据最*近be 动

词的那个名词决定。

3、there be 句型的否定句在be 动词后加not , 一般疑问句把be 动词调到句首。

4、there be句型与have(has) 的区别：there be 表示在某地有某物(或人);have(has) 表示某人拥有某物。

5、some 和any 在there be 句型中的运用：some 用于肯定句， any 用于否定句或疑问句。

6、and 和or 在there be句型中的运用：and 用于肯定句， or 用于否定句或疑问句。

7、针对数量提问的特殊疑问句的基本结构是：