内容正文:
Simple Present Tense
一般现在时
I am a student.
You are friendly.
He is from Germany.
She is 13 years old.
It is in the north of China.
We are classmates.
当谓语是
be动词时
肯定句:
主语+am/is/are+其他.
我(I)用am
你(you)用 are
is 用于他(he)、她(she)、它(it)
复数主语都用are
一般现在时的结构
I am a student.
You are friendly.
He is from Germany.
She is 13 years old.
It is in the north of China.
We are classmates.
Be动词缩写式
I am→I’m you are →you’re he is →he’s
we are →we’re she is →she’s
it is →it’s
I’m a student.
You’re friendly.
He’s from Germany.
She’s 13 years old.
It’s in the north of China.
We’re classmates.
I am not a student.
You are not friendly.
He is not from Germany.
She is not 13 years old.
It is not in the north of China.
We are not classmates.
否定句:
主语+am/is/are+not+其他.
I am not a student.
You aren’t friendly.
He isn’t from Germany.
She isn’t 13 years old.
It isn’t in the north of China.
We aren’t classmates.
I am not 只能缩写成I’m not
其他如you are not 既可以缩写成you’re not 也可以缩写成you aren’t
He is from Germany.
一般疑问句:
Am/Is/Are+主语+其他?
Is he from Germany?
回答:
Yes, he is. (不缩写)
No, he isn’t.
特殊疑问句:
疑问词+am/is/are+主语+其他?
He is from Germany.
(对划线部分提问)
Where is he from?
一般
疑问句
用be(is, am,are)动词的适当形式填空。
1)I ______ a boy. ______ you a boy? No, I _____ not.
2)The girl______ Jack's sister.
3)The dog _______ tall and fat.
4)The man with big eyes _______ a teacher.
5)______ your brother in the classroom?
6)How _______ your father?
7)Mike and Liu Tao ______ at school.
8)Whose dress ______ this?
9)Whose socks ______ they?
10)Who ______ I?
11)There _______ a boy, two girls and ten women
in the park.
Is
Are
am
is
is
am
is
are
is
are
am
is
Be 动词的一般现在时
is
.
肯定句:
主语 + do/does +其他.
主语:第一/二人称、第三人称复数
谓语动词:原形
主语:
第三人称单数
谓语动词:第三人称单数形式
一般现在时的结构
当谓语是
实意动词时
I play the guitar.
We play the guitar.
You play the guitar.
They play the guitar.
He play the guitar.
She play the guitar.
It plays the ball.
动词的三单变化规则:
规则 原形 第三人称单数形式
1、一般情况下,直接在动词词尾 + s get , take , play gets, takes , plays
2、以s , x , sh , ch , o 结尾的动词,在词尾 + es guess , fix , finish , teach , go , do guesses , fixes , finishes , teaches , goes , does
3、以辅音字母 + y 结尾的动词,先把y变为i, 再 + es 。 Study , try , fly , carry , worry studies , tries , flies , carries , worries
4、不规则动词(特殊情况) 。 have has
talk forget come stop play
say buy worry fly study
like make take watch pass
enjoy go have do teach
写出下列动词的第三人称单数
I do not play the guitar.
You
We
They
He does not play the guitar.
She
It does not go to the park.
否定句:
主语 + do/does+not +V原形+其他.
主语:第一/二人称、 第三人称复数
谓语动词:助动词don't + V原形
主语:
第三人称单数
谓语动词:助动词doesn't + V原形
一般疑问句:
Do+第一/二人称、
第三人称复数+V原形+其他?
Yes, 主语+do.
No,主语+don't.
Do I
you
we
they play the guitar?
Yes, I
you
we
they do.
No, don't.
一般疑问句:
Does+第三人称单数+V原形+其他?
Yes, 主语+does.
No,主语+doesn't.
Does he
she
it play the guitar?
go to the park?
Yes, he
she
it does.
No, doesn't.
I go to school by bus.
(对划线部分提问)
How do you go to school?
He gets up at 6.
(对划线部分提问)
When does he get up?
How do you go to school?
When does he get up?
特殊疑问句:
疑问词+do/does+主语+V原形+其他?
一般
疑问句
当谓语是
实意动词时
Work out the rule
* 在陈述句中,当主语是he/she/it时,在动词后加____或_____.
* 在问句中,如主语是 I/you/we/they ,主语前加 _____
如主语是 he/she/it,在主语前加______
-es
do
-s
does
Be动词 实义动词
肯定式 主语+am/is/are+其他. 主语+do/does +其他.
否定式 主语+am/is/are +not+其他. 主语+don't /doesn't +V原形+其他.
一般疑问句 Am/Is/Are+主语+其他? Do/Does +主语+V原形+其他?
特殊疑问句 疑问词+ am/is/are+主语+其他? 疑问词+do/does +主语+V原形+其他?
一般现在时的结构
S1: _____ Sam ____ (go) to school by bus?
S2: No, he _______. He _____ (go) to school
on foot.
S1: ______ Sam and his friends _____ (play)
games during the morning break?
S2: Yes, they _____.
S1: What _____ Sam ____ (do) after school?
S2: He _______ (take) part in the school
band practice.
Does go
doesn't
goes
Do play
do
does do
takes
Complete the conversation below.
1. Jim usually ________ (have) lunch at home.
2. Liu Huahua _______ (be) twenty years old.
3. How many students ________ (be) there in your class?
4. ---______ she _______ (study) hard?
---Yes, she _________.
has
is
are
Does
study
does
用所给动词的适当形式填空。
5. Sam and Mike _____________ (not like) Chinese.
6. My brother ______________ (not do) morning exercises every day.
7. She always ___________ (wash) her clothes on Saturdays.
don’t like
doesn’t do
washes
用所给动词的适当形式填空。
一般现在时的用法
2. My mother is a teacher.
我的妈妈是一名老师。
They live in the same building.
他们住在同一栋楼里
表示事物或人现实情况或状态。
一般现在时的用法
2. He often watches TV after dinner.
他经常晚饭后看电视。
1. I go to school by bike every day.
我每天骑自行车上学。
表示现在经常性、
习惯性的动作或状态
常与频度副词
often, always, seldom, sometimes, usually, every day, once a week,on Sundays,in the morning
等连用。
一般现在时的用法
2. Guangzhou lies in the south of China.
广州位于中国的南部。
1. The Earth goes around the Sun.
地球绕着太阳转。
表示客观事实和普遍真理
一般现在时的用法
2. Two heads are better than one.
三个臭皮匠,胜过诸葛亮。
1. An apple a day keeps the doctor away.
一天一苹果,医生远离我。
格言警句
一般现在时的用法
2. The concert begins at 8:00pm.
音乐会将会在晚上八点开始。
The train leaves at 6:00 tomorrow morning.
火车将在明早六点离开
表示按计划或安排进行的动作,可用一般现在时表将来。限于使用start, begin, leave, go, come, arrive, return等
一般现在时的用法
2. We’ll go for a picnic tomorrow if it doesn’t rain.
如果明天不下雨我们就去野餐。
I’ll tell her as soon as I see her.
我一见到她就告诉她。
在由 when, if, before, as soon as, unless 等引导的状语从句中,用一般现在时表将来。(时间、条件状语从句,主将从现)
Summary:一般现在时用来表达
1.事物或人现实情况或状态,
2.现在经常性、习惯性的动作或状态(常与频度副词
often, always, seldom, sometimes, usually, every day, once a week,on Sundays,in the morning 等连用)。
3. 客观事实和普遍真理,格言警句
4. 按计划或安排进行的动作,可用一般现在时表将来。限于使用start, begin, leave, go, come, arrive, return等。
5.在由 when, if, before, as soon as, unless 等引导的状语从句中,用一般现在时表将来。(时间、条件状语从句,主将从现)
一般现在时的用法
阅读以下使用一般现在时的句子,按照功能将其序号填入下表。
1) It is no longer(不再) a poor village now.
2) China helps this country build its high speed railway (高铁).
3) I get up at 6 o’clock every morning.
4) The earth moves around the sun.
5) She goes to school by bus.
6) They clean the classroom for us today.
表示现在的状态
表示经常的行为
1) 6)
3) 5)
2) 4)
表示客观的事实、真理
1. I ________________(be) interested in listening to music.
2. My sister ____________________(not wear) glasses.
3. Grandpa always _____________(have) supper at 5:00 p. m.
4. Knowledge __________________(be) power.
5. Summer ________________(follow) spring.
6. I‘ll write to her when I ______________(have) time.
7. I’ll not leave until he ____________(come) back.
8. If we __________(hurry),we may catch the bus.
Exercise
am
doesn’t wear
has
is
follows
have
comes
hurry
THANK YOU !
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