行為動(dòng)詞(一般現(xiàn)在時(shí))課件

The

Simple

Present

Tense一般現(xiàn)在時(shí)態(tài)Belinda一、什么是行為動(dòng)詞行為動(dòng)詞指除be動(dòng)詞、情態(tài)動(dòng)詞和助動(dòng)詞外，一切可以單獨(dú)作謂語(yǔ)的動(dòng)詞。動(dòng)詞be一般表示狀態(tài)，而行為動(dòng)詞大都用來(lái)表示動(dòng)作，如work，study，swim等。二、行為動(dòng)詞一般現(xiàn)在時(shí)的構(gòu)成行為動(dòng)詞一般現(xiàn)在時(shí)須用動(dòng)詞原形表示，但當(dāng)主語(yǔ)是第三人稱(chēng)單數(shù)時(shí)，詞尾須加-s或-es，現(xiàn)以動(dòng)詞work為例：IYou（你）HeSheItWeYou（你們）Theywork.works.work.三、行為動(dòng)詞一般現(xiàn)在時(shí)第三人稱(chēng)單數(shù)形式的構(gòu)成行為動(dòng)詞一般現(xiàn)在時(shí)的第三人稱(chēng)單數(shù)形式的構(gòu)成方法和名詞復(fù)數(shù)的構(gòu)成方法完全一樣。1）一般在動(dòng)詞原形后加－s：work

—

worksrun

—

runslive

—

lives2）以s,

x,

sh,

ch結(jié)尾的動(dòng)詞加－es：finish

—

finishesteach

—

teacheswatch

—

watchesguess

—

guessesfix

—

fixesmix

—

mixes3）以輔音字母加y結(jié)尾的動(dòng)詞變y 為i 再加－es：carry

—

carriesfly

—

flies但play

—

plays的y 之前是元音字母，只加－s。

4）如詞末為－o，－o前為輔音字母，加－

es：go

—

goesdo

—

does總結(jié)規(guī)律：1.一般在詞尾加-s，清輔音后讀作[s]，濁輔音和元音后讀作[z]。如：動(dòng)詞第三稱(chēng)單數(shù)：help(helps),play(plays)以s,x,ch,sh結(jié)尾的詞，在詞尾加-es,原詞尾已有e，一般只加-s都讀作[iz]。如：動(dòng)詞第三人稱(chēng)單數(shù)：wash(washes),close(closes)以輔音字母加-y結(jié)尾的詞，先變y為i，再加-es，讀作[iz]。如：動(dòng)詞第三人稱(chēng)單數(shù)：fly(flies),study(studies)四、行為動(dòng)詞一般現(xiàn)在時(shí)的基本用法1）表示現(xiàn)在經(jīng)常發(fā)生或習(xí)慣性的動(dòng)作或狀態(tài)：I

usually

walk

to

school.They

work

here.My

grandfather

watches

TV

every

evening.He

goes

to

school

by

bus.2）表示客觀事實(shí)或普遍真理：The

sun

rises

in

the

east.The

earth

moves

round

the

sun.Two

plus

two

makes

four.3）表示主語(yǔ)的特征、性格、能力等：She

sings

well.John

and

I

love

sports.We

work

hard.They

all

like

me.注意：英語(yǔ)中的人稱(chēng)代詞有主格和賓格之分。主格人稱(chēng)代詞在句中作主語(yǔ)；賓格人稱(chēng)代詞作動(dòng)詞或介詞賓語(yǔ)。一般現(xiàn)在時(shí)還常用在下列句子中：Here

comes

the

bus.Here

he

comes.There

goes

the

bell.五、常與一般現(xiàn)在時(shí)搭配使用的時(shí)間狀語(yǔ)1）表示時(shí)間頻度的詞語(yǔ)：

alwaysusuallyoftensometimeshardlynever2）與every一起用的狀語(yǔ)詞組：everydayweekmonthspringyearMondayevery

other

day

(=every

twoevery

three

hoursonce

every

two

months3）其他inthe

morningthe

afternoonthe

eveningtwice

a

week

主語(yǔ)（I/We/You/They）+實(shí)義動(dòng)詞+其他e.g.

I

stay

at

home

on

Saturdays.They

have

sports

every

day.

主語(yǔ)（He/She/It）+實(shí)義動(dòng)詞三單現(xiàn)形式+其他e.g.

He

stays

at

home

on

Saturdays.Lucy

has

sports

every

day.實(shí)義動(dòng)詞的一般現(xiàn)在時(shí)肯定句否定句：

主語(yǔ)（I/We/You/They）+do+not+動(dòng)詞原形+其他e.g.

I

don’t

stay

at

home

on

Saturdays.They

don’t

have

sports

every

day.

主語(yǔ)（He/She/It）+does

+not+動(dòng)詞原形+其他

e.g.

He

doesn’t

stay

at

home

on

Saturdays.Lucy

doesn’t

have

sports

every

day.

Do+主語(yǔ)（I/we/you/they）+動(dòng)詞原形+其他？e.g.

Do

you

stay

at

home

on

Saturdays?Do

they

have

sports

every

day?

Does+主語(yǔ)（he/she/it）+動(dòng)詞原形+其他？e.g.

Does

he

stay

at

home

on

Saturdays?Does

Lucy

have

sports

every

day?一般疑問(wèn)句疑問(wèn)詞+do/does+主語(yǔ)+動(dòng)詞原形+其他？e.g.

What

do

you

want?What

does

she

want?What

time

do

you

have

lunch?What

time

does

she

have

lunch?What

do

you

do?What

does

she

do?特殊疑問(wèn)句*如句中用了never（從不），hardly（很少、幾乎不）等詞來(lái)表示否定意義，就不能再使用助動(dòng)詞don’t或doesn’t,試比較：I

don’t

know

you.I

hardly

know

you.I

don’t

hardly

know

you.

(F)一般現(xiàn)在時(shí)用never

,

hardly 表示否定意義時(shí)，如主語(yǔ)為第三人稱(chēng)單數(shù)，行為動(dòng)詞要加-s 或-es。試比較：Henever

gets

up

early.Hehardly

gets

up

early.Hedoesn’t

get

up

earlyonSundays.Thegirlhardly

goestoschoolbybus.Thegirldoesn’t

gotoschoolbybus.另外，為了加強(qiáng)否定意義可在否定句中加at

all,如I

don’t

like

the

book

at

all.用作助動(dòng)詞的do與用作行為動(dòng)詞的dodo

用作行為動(dòng)詞一般表示“做”、“干”等意思，We

do

morning

exercises

every

day.Jack

often

does

some

washing

on

Sundays.She

never

does

her

homework

in

the

eveningdo用作助動(dòng)詞主要用來(lái)幫助構(gòu)成疑問(wèn)句、否定句或用于替代等。Do

you

drive

to

work

every

day

?(幫助構(gòu)成疑問(wèn)句)He

doesn’t

work

on

Sundays.(幫助構(gòu)成否定句)Does

he

like

the

job?

–Yes,

he

does.(用*區(qū)別do在以下句子中的不同功能Do

you

do

your

lessons

every

day?The

students

don’t

do

their

homeworkon

Saturdays.寫(xiě)出下列動(dòng)詞在句中的適當(dāng)形式：1）We2）She(love)

sports.(sing)

well.3）Tom

and

John(watch)

TV

every

ev4）My

son

(go)

to

school

by

bike.5）Their

teacher

usually(walk)

to6）Five

plus

two(make)

seven.7）They

all8）The

sun(like)

him.(fall)

in

the

west.lovesingswatchgoeswalksmakeslikefalls1.I

goes

to

school

at

six

every

day.2.He

don’t

like

playing

football.Does

your

parents

like

watching

TV?Lily

haves

lunch

atschool.10.

My

sister

doesn’t

her

homework

every

.doesn’tI

am

watch

TV

every

day.

去掉amDaming

watchs

TV in

the

evening.

watchesDoes

he

usually

has

aparty?

haveOur

English

doesn’t

likes

music.

likeTony

goes always

to

school

at

eighto’clock.always

goesdohasdoesn’t

do改錯(cuò)題：注意：我們用一般現(xiàn)在時(shí)進(jìn)行表達(dá)時(shí)，不能同時(shí)使用be動(dòng)詞和行為go動(dòng)詞4）His

father

and

mother

like

watching

TV.5）She

does

her

homework

in

the

evening.6）The

students

d