一般现在时态动词的变化规则

动词的变化规则

教学目标

知识：理解动词的分类

掌握be动词及实意动词的定义

方法：掌握实意动词变单数第三人称的变化规则

能力：能够辨别出动词的原型及单数第三人称

教学重点

实意动词的定义及实意动词变单数第三人称的规则

教学难点

实意动词变单数第三人称的规则

教学过程

Step1:课堂导入

老师将下列句子呈现给学生，学生跟着老师读下列句子，对比每组句子的划线部分的区别。

1. He breaks his new cup.

His brothers break their new cups.

2. Their teacher asks them to finish their homework on time .

Their teachers ask them to finish their homework on time. Step2:知识讲解

知识点1：动词的分类

动词分为：系动词、助动词、情态动词和实意动词四类。（be动词是系动词的一种）

知识点2：实意动词

实意动词是表示动作或者状态的词。当实意动词做谓语动词时其人称数必须和主语保持一致。此外，它们还有时态、语态、语气等变化。在一般现在时态中，

除第三人称单数外，谓语动词用原形。主语是第三人称单数时，谓语动词要相应

变化。

知识点3：一般现在时态中的动词变化规则

1.be动词的变化规则

2.实意动词变第三人称单数的规则

1)一般情况下，动词后面直接加-s.

eg：works, gets, says, reads

2) 以ch,sh,s,x 或o 结尾的动词,在后面加-es。

eg: go-goes teach-teaches wash-washes brush-brushes catch-catches do-does fix -fixes

3)以辅音字母 + y结尾的动词，把 y变为 i 再加 -es.

Eg: Study - studies try-tries carry-carries fly-flies cry-cries

4)特殊变化 have-has

Step3:练习

1.用括号内动词的适当形式填空。

（1）He often ________(have) dinner at home.

（2）Daniel and Tommy _____(be) in Class One.

（3）We often _________ ( watch) TV on Monday.

（4） They _______(have) the same hobby.

（5）My aunt _______(look) after her baby carefully.

（6）You always _______(do) your homework well.

（7）I _______(be) ill. I’m staying in bed.

（8）She _______(go) to school from Monday to Friday.

2.选择题

(1)Jenny! Do you know that one-third of the boys in our cl ass______ the singer Jack

A. like

B. likes

C. liking

(2)Betty will ring me up when she _______ in Beijing.

A. arrive

B. arrives

C. arrived

D. wil l arrive

(3)my father _____ his bike to work every day instead of d riving.

A. ride

B. rode

C. rides

D. will ride

(4)He said the sun ____in the east and ____in the west.

A rose; set

B rises; sets

C rises, set

D rise; sets

Step4:小结

本节课主要围绕一般现在时态中的动词常考点展开，即：一般现在时态中动词的形式及变化规则，需要重点掌握一般现在时态中主语为单三时实意动词的变化。

近年中考对语法点的考查往往是与语境想结合，因此，同学在做题时要结合

语境来分析题目，灵活地运用语法知识。