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(共23张PPT)
动词不定式
导入
总结
动词不定式
主语
宾语
教学步骤
宾补
动词不定式(一)
CONTENTS
The infinitive
The usage of infinitive
Summary
Text & Homework
NO.1
The infinitive
Infinitive —— structure
To see is to believe.
We agreed to start early.
It is important to learn English well.
to + do
无人称、数变化
Infinitive —— structure
基本结构：to +动词原形
(无人称，无数的变化)
eg: He asked me not to make any noise.
eg: Tell him not to play on the street.
否定结构：not to +动词原形
Infinitive —— to & to
on the way to school
on the way to see a film
I want to borrow a dictionary.
Turn to Page32 .
Could I speak to Jack, please
They began to read and write.
v.
v.
v.
介词to: to+名词/代词/动名词
不定式to: to+动词原形
NO.2
The usage of infinitive
The usage of infinitive
To see is to believe.
To learn English well is important.
subject
subject
to do位于句首作主语
The usage of infinitive
It作形主，to do作真正主语
It is important to learn English well .
学好英语是重要的。
subject
小傀儡
Have a try
__________ (travel) around China is my dream.
It's our duty __________ (clean) the classroom.
__________ (learn) English ______ (be) not well.
It's important ______ us ______ healthy.
A. of , kept B. for , kept C. of , to keep D. for , to keep
It’s nice ______ him ______ care of his young brother.
A. of , took B. of , to take C. for, to keep D. for , took
To travel
to clean
To learn
is
To do作主语，谓语用单数
It's important ______ us ______ healthy .
It’s nice ______ him ______ care of his young brother.
A. of , kept B. for , kept C. of , to keep D. for , to keep
A. of , took B. of , to take C. for, to keep D. for , took
for
of
to take
to keep
特殊句式：
It’s + adj.(修饰动作) + ( for sb. )+ to do sth.
It’s + adj.(修饰人) + ( of sb. )+ to do sth.
Have a try
Talk about your vacation plans
I
want
plan
would like
like
wish
hope
expect
…
The usage of infinitive —— object
结构：及物动词+ to do
eg: I want to play computer games.
eg: I plan to go shopping .
want to do would like to do
hope to do wish to do
need to do agree to do
plan to do decide to do
The usage of infinitive —— Oc
want to do
want sb to do
My mother wants me to do my homework .
结构：动词+ sb + to do
v.
宾语补足语
ask sb to do tell sb to do
want sb to do wish sb to do
get sb to do order sb to do
would like sb to do help sb to do
Have a try
She hopes ________ (find) a better job.
I wish ________ (go) with you.
The teacher told him __________ (come) on time.
We decided ( not buy) that house.
The boss makes the workers (work) for 12 hours a day.
to find
work
to come
not to buy
to go
四看
一感
三让
二听
look at, see,
watch, notice
make, let, have
feel
hear, listen to
(to) do
The boss makes the workers (work) for 12 hours a day.
work
NO.3
Summary
NO.4
Text & Homework
Test
Please listen to me _____(sing) this song again.
I want _______(buy) a computer.
It’s kind _____(of/for) you ________(help) me.
It’s important ________(get) up early.
You should ask Tom _____ his own clothes. He is ten years old now. (重庆·A)
A. wash B. washes C. washing D. to wash
The joke was so funny that it made him ______ again and again. (重庆·B)
A. laugh B. to laugh C. laughed D. laughs
sing
to buy
to help
of
to get
D
A

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