内容正文:
课题名称
一般现在时
教学
目标
知识点:一般现在时
考点: 1、动词原形和三单的用法
2、一般现在时的句型转换
3、一般现在时的适当形式
1, 概念
表示通常性,规律性,习惯性,真理性的动作或状态,或者动作有时间规律发生的事件的一种时间状态。有以下两种情况:
1, 表示经常性或习惯性的动作或存在的状态。
2, 表示客观事实或普遍真理。
例如:I often go to school by bike. 我经常骑车去上学。
He likes playing football.他喜欢踢足球。
she can swim. 她会游泳。
The earth goes around the sun.地球围着太阳转。
2, 句型结构
1,主语+be +其他
I am a student 我是一名学生
I am happy 我很高兴
She is seven years old. 她六岁了
2,主语+情态动词+其他
She can speak French. 她会说法语。
3, 主语+实义动词+其他
He usually goes to school by bike. 他经常骑车去上学。
be动词用法口诀:
我(I)用am,你(you)用are,is 连着她(she)他(he)它(it)
单数名词用is,复数名词全用are,
变疑问,往前提,句末问号莫丢弃,
变否定更容易,be 后not莫忘记,
疑问否定任你变,句首大写莫迟疑。
1, be 动词和情态动词的变化。
(1) 否定句:主语+be/情态动词+not+其他
He is not a doctor she can not speak French
(2) 一般疑问句:be+主语+其它
Are you a student? Can you sing ?
(3) 特殊疑问句:疑问词+一般疑问句
Where is my ruler?
2,行为动词的变化。
(1)否定句:主语+don`t(doesn't )+动词原形(+其它)
I don`t like apples
当主语为第三人称单数时,要用doesn't 构成否定句
She doesn't often play piano
(2) 一般疑问句:Do(Does)+主语+动词原形+其它
Do you often play football? Yes,I do/No, I don’t.
(3) 当主语为第三人称单数时,要用does构成一般疑问句
Does she go to work by bike? Yes ,she does/No ,she doesn't
(4) 特殊疑问句:疑问词+一般疑问句。
How does your father go to work?
3, 主语三单时动词变化规则
当句子主语是第三人称单数时,谓语动词要发生变化,变化如下
①一般动词后直接加s,如 look---looks eat--eats
②以s,sh,x,c,o结尾的动词加es 如 wash--washes watch--watches
③以辅音字母加y结尾的动词,把y改为i再加es. 如 study--studies
④特殊动词特殊记 have--has
练习与巩固
1, 写出下列动词的三单形式。
read study have
go do like
clean play sleep
wash fly make
2, 用单词的适当形式填空。
1, Tom often (eat) dinner at school.
2, My brother usually (go)to school on foot.J
3, Lily and Lucy ( be)in the same class.
4,We (not watch) TV after lunch.
5,He (like) playing football.
6, (do)he (like)playing basketball?
7,Mary (not go) to school on Sunday.
8, What