Unit 2 I 'll help to clean up the city park. Section A Grammar focus 4a—4c课件（20PPT）

Unit 2 I’ll help to clean up the city parks.
Section A (grammar focus—4c)

Discussion or Groupwork
评价规则(evaluation rules )：
1积极举手发言者每次+2分；
2配合教学独立完成练习+1分；
3小声完成同伴交流和相互指正+2分；

4在全班展示自己的最终成果+4分。
（答案令人信服）

1. I go in quietly not to disturb（打扰)the host.(目的状语)
=I go in quietly in _______ not to disturb the host .
2.I am too hungry to go any farther .(结果状语 )
=I am so hungry ____ I can’t go any farther.






3.I want to find something to eat.
=I want to find ____ to eat. ( A. how B. what C. which )
4.I think it right for me to work here.
=I think it ___ (是）right for me to work here.
5. It’s careless of me to forget to lock the door .
=I ___ ( 是)careless to forget to lock the door.


is
am
Discussion: look and learn (Ex. 一)
order
what

(not) to do=in order (not) to do
为了(不)…（目的状语）
不定式作定语放在所修饰词之后
注:4,5--形式宾语/主语it指代不定
式复合结构for/of sb. to do sth.
that . 引导结果状语 从句

1.不定式: 结构: ____ 否定式: _______
2.不定式的用法及句式
1)主语① It is important ___ us to learn English well.
It’s +adj.+ __ / ___ sb. +to do sth.
②It’s our duty________ good care of the old. A.to take B. taking
It takes me 15 minutes _______ ( go) to school every day.
2)宾语
① 计划/打算做…______________.
②希望做… _________________ / __________________.
③需要做… ________________.
④我想要做… __________________ / ___________________ .










to do
not to do
of for
plan to do sth.
hope to do sth. wish to do sth
need to do sth.
I want to do sth. I’d like to do sth.




learn to summarize (请一起大声说出答案)
for
V+ to do作宾语顺口溜②
动词后,不定式，want, hope, 和wish,
agree, decide, learn, need, promise,
expect , refuse , plan to do和choose，
要牢记，要记住， 掌握它们靠自己。

同意a____,决定d_____
学习l____, 承诺p_____
盼望e____, 拒绝r_____
选择c____ .
gree
ecide
earn
romise
xpect
efuse
hoose
to do作主语顺口溜①
人品 of 物特 for ;
It 形 主 放 句首，
to do真主置句后。
③
to go
to take
3)宾补①带 to: 叫某人做某事 ________________
告诉某人做某事 ______________________
②不带to: 让/使某人做某事 _____________
_______________
e.g. (1)Let me ______ ( help ) you.
(2) You make me ______ too long.
A. waiting B. to wait C. wait

四看

watch
see
look at
notice
二听

hear
listen to
三使役
make
let
have
help sb. (to) do sth.
(三让）

help
ask sb. to do sth.
tell sb. to do sth.
let sb. do sth.
make sb. do sth.
一帮(助某人做…) ___________________
____
____
_______
_____
____
_______
_______________

一感(觉某人做…) ________________
feel sb. do sth.
wait

不定式作宾补顺口溜
省to宾补有十一， 四看二听三使役；
一个帮助两均可，还有一个是感觉。

注：


感官
动词(7)

sb.


不 定 式 真 奇 怪, to来to去令人猜；
③
____
_____
_____
_____
_____
_____
_____




do sth. （动作全过程）
___________ (动作同时发生)

doing sth.
see
watch
notice
look at
hear
listen to
feel

---Where’s your brother now ?
---I saw him ____ in the street a moment
ago and I told him _____.
A. playing,don’t do so B. playing, not to do so
4) 定语(后置) I have ___ .
A. to tell you something important
B. important something to tell you
C. something important to tell you
5)状语 : ①目的（为了做…）
He went to the library ____ (buy) some books.
②结果: too…to…,enough to与so…that…
He is too young ___ go to school.
=He isn’t old _____ to go to school.
=He is so young ____ he can’t go to school.
6)特殊用法 : “疑问词+不定式”
what/which/when/where/how +to do









C
to buy
to
enough
that
形容词作定语,放在名词的前面,不定代词
的后面;不定式作定语,放在名代最后面. ④
wh- + to do
to do作状语顺口溜⑤
to do 为了 表 目的；
结果状语用too…to...,
还有一个 enough to.

He didn’t know _____ to say.
A. how B. what C.when
what
汉译英：一位中国的小女孩 _________________.


（多个形容词修饰一个名词的排列顺序）
“美小圆旧黄，法国木书房”



He showed me ______ the new computer .


A. use how B. how use C. how to use D. how using
7)表建议或意愿的含不定式的固定句式: (选择 :A. to do B. do )

(1) ...had better (not) ___ sth.
(2)…would like (not) ______ sth.
(3)…would love (not) _____ sth.
8 ) to的不同用法:(1)不定式 to do sth.
(2)介 词 to +n/pron/doing e.g.
look f______ to(盼望,期待) ， be ____ to doing(习惯于做)
be s_____ to(与…相似) .




(顺口溜)


do
to do
to do
used
orward
imilar
⑥
C

9)既可跟to do, 又可跟doing（意思相近 ）
like to do ≈ like doing .
讨厌 ____/ 开始 ____ / 开始 ________ to do/ doing
10) stop to do ≠ stop doing（意思不同）
We are so tired. Let’s stop _______ (have) a rest.
The students stopped _______ (talk) when the teacher came in.
区别: remember to do/ doing
forget to do / doing
11)只能跟 doing 的动词 : V + doing
完成______/练习 p______/想要 feel l___/忙于be b____;
继续 keep o__/习惯_________/ 放弃_______ ;
喜欢 e_________ /思念____________ / 介意___________ .


to have
talking
hate
ike
finish
ractice
usy
n
be used to
give up
njoy
miss
mind
v-ing 形式作宾语口诀⑦
动词-ing 形式作宾语，
完成? 练习? 想要?忙；?
? 继续? 习惯? 别放弃，?
? 喜欢? 思念? 要介意?。
即:在finish, practice, feel like, be busy;
keep on， be used to， give up;
enjoy,miss,mind 后加v-ing作宾语。
begin
start

⑧不定式(的用法记忆口诀)
不定式有标记, to与动词连一起。
没有人称数变化， 动词特点它具备。
主宾定状表补语， 唯独作谓不可以。
not加上不定式， 否定结构要牢记。
疑问词与不定式，构成短语有意义。
仔细推敲多思考， 准确判断有依据。

to do用法
The Summary of the Infinitive
1.不定式：结构：_____ ,否定式：_______ ;
2.不定式 ____ (有/没有）人称和数的变化；
3.不定式属于______（谓语/非谓语）动词，
①不能作的成分：___ ；
②能作的成分: __,__,___,___,___,___.
4. infinitive phrases and sentence patterns ;
5. wh- + to do.

to do
not to do
没有
非谓语
谓语
主 宾 定 状 表 补语
1许多城里人每天骑自行车上班.
Many city people ride their bikes _______ every day .
2.早起锻炼，有益健康。
It’s good for your health _____________ early and exercise.
3.习近平在上海的讲话使我们坚信祖国将越来越强大。
Xi Jinping’s speech in Shanghai makes us ______ China
will be stronger and stronger.
4.他需要一个安静的房间休息。
He needs a quiet room______________________________.
5.凯特太小，不会自己穿衣服。
Kate is ____young _____ dress herself .
6.你想跟我做朋友吗?
Do you want ____________________________ with me?

: consolidate(巩固)
根据所给汉语意思,用单词或短语完成下列英语句子.
一Translation
上班
to work
起
to get up/to rise

坚信
believe
休息
to have a rest /to take a rest /to rest
太 不会
too to
做朋友
to make friends/to be friends
1.The policeman told the boys __ in the street.
A. not play B. not playing
C. not to play D. don’t play
2. _Mom,I am very hungry.
_ Let’s go to the supermarket __ some food.
A. to buy B. buy C. buying D. buys
3.To make my body strong , my mother asks me
____milk every day.
A. drinks B. drank C. drinking D. to drink




c
A
二. Rush to answer(抢答)(单项选择)
D
5.__I often have hamburgers for lunch.
__You’d better not. It’s bad for you ____ too
much junk food.
A. eat B. to eat C. eating D. ate





B

4. We are planning _______ a surprise party for her
fifteenth birthday.
A. to have B. have C. having D. will have
三. Groupwork: Text completion(短文填空) : strengthen(强化) :
根据下面的图画及短文内容，用方框中所给单词的适当形式填空,使
短文完整正确 (每个单词限用一次. 每空只填一个单词).
A
do, to , write , will , begin, for, ask , what

Last Monday Li Hua’s English teacher told each of the students to 1. ____ a diary about housework in order to make them 2. _____ some housework at home. When Li Hua got home that day, he 3. _____ to try to get some rubbish away . His grandma came up and 4._____ him not to do it. Then he began to clean the window. His grandpa saw him and told him to stop doing it. Both grandma and grandpa were afraid that he was still too young 5 ._____ do anything. So Li Hua didn’t know 6. ____ to write about housework. Do you think it is good 7. _______ the children to learn only the knowledge from books ? 8. ______ you like to do chores at home ?
write
do
began
asked
to
what
for
Would
短文填空解题常用变体：
1.动词：do—does— did— done—doing
2. adj. — adv. 及比较等级:good—well—better—best
3.名词：单数 — 复数—所有格:man—men—men’s
4.派生：care—ful—ly ; care—less—ly;
friend—friends—friendly—friendship.
5.人称代词：I—me—my—mine—myself
6.基数词—序数词：one—first—firstly
7.-ing— -ed : interesting—interested.
8.n—v—adj :success—succeed—successful—successfully


HOMEWORK
1.Discuss and identify the infinitive “to do” and
“to” used as a prep;
2.Finish the Ss’ sheet of infinitives.
3.Pairwork : talk with your partner about what
kinds of volunteer work you would do
according to the model conversation.
Hi , Tom. What do you want to do to help the cleaners?

I would like to help them clean up the city parks. Oh, Kate. Could you please tell me how to help the homeless people ?
Talk with your partner about what kinds of volunteer work you would do.
1.help clean up the city parks
2. help give out food
at the food bank
Pairwork :
I would like you to give out food at the food bank.
Oh, that’s a good idea.
Thank you.
You’re welcome .
want
plan
decide
expect
hope
want
expect
Volunteer Today !

3.help plant trees.
4.visit sick kids in hospital
5.cheer up the sick people
6.set up a Hope School
Volunteer Today !
I need to be in love Carpenters.mp4


Exercise

备用
Look and write 看图写作 : 请仔细观察下图，根据图画和所给英文提示，先就每幅图写出1至2句英文句子，然后将其改写成一篇100词左右的短文， 要求故事完整， 句子通顺， 可根据需要适当增加细节， 但内容要与图片相符。
1 last Monday , teacher , tell , diary , in order to , make , housework
2.Li Hua , begin, try , get away, rubbish ; grandma, ask sb. not to do
3.clean ,window, grandpa ,tell , stop ; too…to…
4.wh- + to do ; it is +adj. + for sb. to do sth. ; would like to do sth.