Unit 1 Time to relax Section A 4a-4c 语法课 课件 新教材英语人教版八年级下册

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Unit 1 Time to relax Section A 4a-4c 语法课 课件 新教材英语人教版八年级下册

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Unit 1
Time to Relax
Section A 4a~4c
Grammar Focus
人教版(新教材)
Learning Aims
After this class, students will ...
【学习理解】
能够识别动词不定式 (to do) 在句子中的基本形式,并能从教师分享和例句中归纳出其两种核心句法功能:作宾语补足语和作(目的/结果)状语。
【应用实践】
能够在单句和对话练习中,根据上下文和动词搭配,选择并使用动词不定式的正确形式(带to、不带to、否定形式)填空,完成句子。
【迁移创新】
能够综合运用所学的不定式结构,为虚构的学校社团(如书法社、绘画社)创作一则简短的英文招新广告,准确使用不定式表达社团的目的、活动安排和对成员的要求。
Contents
1
Review&Lead in
2
Presentation
3
Practice
4
Production
5
Summary
5
Assignment
Part 1
Review & Lead in
1. Let’s enjoy a video about your favourite activities in your free-time.
Review & Lead in
2. Read what the teacher shared, then pay attention to the words in red.
Review & Lead in
I love to paint in my free time. I started to learn it a few years ago to relax. At first, it was very challenging. My hands would shake, and I couldn't mix colors well. My first art teacher always told me not to give up easily. She encouraged me to practice every day. Now, I keep painting to improve and to express myself. It brings me great joy.
Infinitive
不定式
Part 2
Presentation
3. 4a. Read the sentences. Decide if each infinitive in bold functions as an object complement or adverbial.
Presentation
宾语补足语
状 语
Task 1
Please translate the sentences with infinitive.
Task 2
Please write down the functions of each infinitive.
3. 4a. Read the sentences. Decide if each infinitive in bold functions as an object complement or adverbial.
Presentation
宾语补足语
状 语
Task 1
Please translate the sentences with infinitive.
我吹长笛的目的是为了放松。
我去体育中心的目的是为了滑冰。
我曾看母亲画画,于是决定尝试着去画一下。
她告诉我千万不要轻易放弃。
3. 4a. Read the sentences. Decide if each infinitive in bold functions as an object complement or adverbial.
Presentation
宾语补足语
状 语
意为“为了做……”,做目的状语。
意为“让/叫/请 …… 做”,做宾语补足语。
Task 2
Please write down the functions of each infinitive.
4. Read the sentences below and fill in the blanks with the words given.
Presentation
宾语补足语
The doctor told me _______ (drink) more water.
Could you ask him _______ (call) me back
I would like you _______ (join) our team.
They invited us _______ (have) dinner with them.
She advised me _______ (read) the instructions carefully.
His success encourages me _______ (work) harder.
The funny story made everyone _______ (laugh).
I didn’t hear you _______ (say) that.
to drink
to call
to join
to have
to read
to work
laugh
say
tell sb. to do sth.
ask sb. to do sth.
would like sb. to do sth.
invite sb. to do sth.
advise sb. to do sth.
encourage sb. to do sth.
make sb. do sth.
hear sb. do sth.
5. Learn and conclude the infinitive’s function as an object complement.
Presentation
宾语补足语
tell sb. to do sth.
ask sb. to do sth.
would like sb. to do sth.
invite sb. to do sth.
advise sb. to do sth.
encourage sb. to do sth.
make sb. do sth.
hear sb. do sth.
表达要求与指令
表达愿望与邀请
表达建议与鼓励
表达使役与感官(不带to)
(ask, tell, want, require, order, remind...)
(see, hear, watch, let, make, have ...)
(ask, expect, prefer, would like, wish...)
(advise, encourage, allow, permit, teach...)
“ 动词 + 宾语 +to do”,
否定形式:
“ v + 宾语 + not to do”
6. Exercise
Presentation
宾语补足语
1. — Mom, can I go out to play basketball
— Sure, but you must promise ______ home before dark.
A. to come B. coming C. will come
2. Our teacher often asks us ______ questions actively in class.
A. discuss B. to discuss C. discussing
3. The exciting movie made all of us ______ interested in history.
A. feeling B. to feel C. feel
4. To keep safe, the traffic police warn us ______ on the phone while crossing the street.
A. not to talk B. not talking C. don‘t talk
warn sb. not to do sth.
7. Read and complete the sentences.
Presentation
目的状语
I get up early every morning _______ (read) English.
我每天早起是为了读英语。
She saved money for months _______ (buy) a new bicycle.
她攒了几个月的钱是为了买一辆新自行车。
He is old enough _______ (go) to school.
他年龄足够大,可以上学了。
The box is light enough for me _______ (carry).
这个盒子足够轻,我能搬得动。
The question is too difficult for him _______ (answer).
这个问题太难了,他回答不了。
He ran too slowly _______ (catch) the bus.
他跑得太慢,没赶上公交车。
to read
to buy
to go
to carry
to answer
to catch
不定式直接放在句末,表示动作的目的。
固定句型:...enough (for sb) to do... (足够…去做…),结果状语
固定句型:...too + adj./adv. + (for sb) to do... (太…而不能…),结果状语
8. Read the sentenses and tell the difference between two functions.
Presentation
目的状语
1
My dad called me to have dinner.
2
My dad told me to have dinner.
我爸爸打电话叫我是为了让我吃饭。
我爸爸告诉我去吃饭。
作状语(表目的)
作宾语补足语
不定式修饰的是整个谓语动作,说明“为什么做”。
不定式跟在宾语后面,说明“宾语做什么”。
9. Exercise
Presentation
目的状语
We should eat more fruits and vegetables ______ healthy.
A. keep B. keeping C. to keep D. kept
The water in the river is ______ dirty for us ______.
A. too; to drink B. enough; to drink
C. very; drink D. so; drinking
The teacher spoke loudly ______ make everyone hear clearly.
A. so that B. in order to C. for D. because
My mother went to the supermarket ________ (buy) some vegetables and fruit.
The boy is not tall enough ____________ (reach) the book on the top shelf.
The box is too heavy ____________ (carry). Let me help you.
to buy
to reach
to carry
10. Read and learn other functions of infinitive.
Presentation
不定式的其他用法
He wants to be a scientist.
It‘s important for us to learn English well.
I don‘t know what to do next.
I have a lot of homework to do.
The movie made me laugh.
作宾语,位于及物动词后。常见:want, hope, decide, agree, plan, learn, choose, refuse, promise 等。注意形式宾语的用法。
做主语,常用 It‘s + adj. + (for/of sb.) + to do sth. 句型。for 表客观,of 表主观品质。
与疑问词连用。what/when/where/how + to do,作用相当于名词短语。
作后置定语,饰名词,表“要…的”。
省略to的情况。在使役动词(make, let, have)和感官动词(see, hear, watch, feel)后作宾补时,省略to。
Part 3
Practice
Practice
11. Read the sentences and fill in the blanks with the correct form of the words in brackets.
Emma went to the sports centre _______ (try) ice skating.
Emma didn’t want _______ (go) ice skating at first.
Fu Xing told Emma that no one expected her _______ (be) perfect from the start.
The instructor told Emma __________ (not, give) up so easily.
Fu Xing started swimming _______ (get) over her fear.
Fu Xing encouraged Emma _______ (try) ice skating again.
to try
to go
to be
not to give
to get
to try
作目的状语
作宾语
作宾语补足语
宾语补足语
作目的状语
宾语补足语
Practice
12. plete the conversations with the correct forms of the verbs in brackets.
A: Thanks for your advice! It made me _______ (decide) to try skiing.
B: Tou’re welcome. Try _______ (forget) your fears and have fun!
A: My cousin often asks me _______ (fly) kites with her when it’s windy.
B: That sounds fun! I’d love to watch you ______ (fly) kites sometime.
A: I love to watch Kung fu movies ________ (relax).
B: Really When I want _________ (relax), I watch animal videos.
A: My parents told me ________(not push) myself too hard.
B: Yes, it’s important ____________ (not forget) to relax once in a while.
decide
to forget
to fly
fly
to relax
to relax
not to push
not to forget
Practice
12. plete the conversations with the correct forms of the verbs in brackets.
A: Thanks for your advice! It made me _______ (decide) to try skiing.
B: Tou’re welcome. Try _______ (forget) your fears and have fun!
A: My cousin often asks me _______ (fly) kites with her when it’s windy.
B: That sounds fun! I’d love to watch you ______ (fly) kites sometime.
decide
to forget
to fly
fly
make sb. do sth. 使役动词make后面跟不带to的不定式,作宾补。
try to do sth. “ to forget”作try的宾语。
ask sb. to do sth. “ to fly”作宾语me的补足语。
watch sb do sth. 感官动词watch后面跟不带to的不定式,作宾补。
Practice
12. plete the conversations with the correct forms of the verbs in brackets.
A: I love to watch Kung fu movies ________ (relax).
B: Really When I want _________ (relax), I watch animal videos.
A: My parents told me ________(not push) myself too hard.
B: Yes, it’s important ____________ (not forget) to relax once in a while.
to relax
to relax
not to push
not to forget
“to relax” 作“watch Kung fu” 的目的状语
want to do. “to relax” 作 “want”的宾语。
tell sb. not to do. “not to do”作宾语me的补足语。
it’s + adj. + (for/of sb.) to do. it是形式主语,真正的主语是to do/ not to do.
Practice
13. 4c. Complete the passage with the infinitive forms of the verbs in the box.
not (come) do listen play spend stay watch
My twin brother and I look alike, but we are so different. I love sport, and I often meet my friends ______ football and tennis. My brother joined us to play football once or twice, but he decided _________ after that. He doesn’t like sport very much! Instead, he likes ______ at home and ______ movies, ______ to music, and chat with friends online. Our parents were worried about him staying home too much. They also wanted us ______ more time together as a family. So, now they let us ______ our favourite activities on Saturdays, but on Sundays, we go on a family outing together!
to play
not to come
to stay
watch
listen
to spend
do
Practice
14. Read and analyse infinitive functions.
My twin brother and I look alike, but we are so different. I love sport, and I often meet my friends to play football and tennis. My brother joined us to play football once or twice, but he decided not to come after that. He doesn’t like sport very much! Instead, he likes to stay at home and watch movies, listen to music, and chat with friends online. Our parents were worried about him staying home too much. They also wanted us to spend more time together as a family. So, now they let us do our favourite activities on Saturdays, but on Sundays, we go on a family outing together!
作目的状语
作宾语
作宾语
作宾语
作宾语
作宾补
作宾补
Part 4
Production
帮我生成图片:帮我生成图片:请帮我设计一副音乐俱乐部的招新海报(音乐俱乐部要用英文标注)
15. Now we build 4 clubs for all the students, so please write an ad. for each of them. (name, purpose, activities, needs, slogon)
Production
帮我生成图片:帮我生成图片:请帮我设计一副音乐俱乐部的招新海报(音乐俱乐部要用英文标注)
15. Now we build 4 clubs for all the students, so please write an ad. for each of them. (name, purpose, activities, needs, slogon)
Production
Club Name: Ink Flow Calligraphy Club
Our Purpose: To explore the beauty of Chinese characters and to find inner peace through writing.
Main Activities: We plan to learn basic brush strokes. We decide to practice famous poems every week. We also want to invite a master to share his skills.
We Need You To: We ask members to bring their own brushes. We expect everyone to be patient and careful.
Slogan: To write is to meditate! (书写即冥想!)
帮我生成图片:帮我生成图片:请帮我设计一副音乐俱乐部的招新海报(音乐俱乐部要用英文标注)
15. Now we build 4 clubs for all the students, so please write an ad. for each of them. (name, purpose, activities, needs, slogon)
Production
Club Name: Colorful Dreams Painting Club
Our Purpose: To express our feelings and to see the world in different colors.
Main Activities: We hope to try watercolor, oil painting, and sketching. We plan to go outside to paint nature. We will learn how to mix colors perfectly.
We Need You To: We want you to have a love for art. You need to prepare a sketchbook.
Slogan: To paint is to tell a story without words!
帮我生成图片:帮我生成图片:请帮我设计一副音乐俱乐部的招新海报(音乐俱乐部要用英文标注)
15. Now we build 4 clubs for all the students, so please write an ad. for each of them. (name, purpose, activities, needs, slogon)
Production
Club Name: Melody Makers Music Club
Our Purpose: To spread joy and to build friendship through the power of music.
Main Activities: We decide to form a band. We plan to practice together twice a week. We will learn how to read simple music sheets. Our dream is to perform at the school art festival.
We Need You To: We encourage you to bring your own instrument if you have one. You need to be willing to cooperate.
Slogan: To play together is to grow together!
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15. Now we build 4 clubs for all the students, so please write an ad. for each of them. (name, purpose, activities, needs, slogon)
Production
Club Name: Global Voices English Club
Our Purpose: To break the language barrier and to gain confidence to speak.
Main Activities: We promise to create a fun English environment. We plan to watch English movies to improve listening. We want to hold weekly talk sessions to practice speaking.
We Need You To: We ask you to try your best to speak English here. Don‘t be afraid to make mistakes!
Slogan: To try is to succeed!
Part 5
Summary
Summary
动词
不定式
结 构
用 法
肯定形式:to do; 有时to可省略
否定形式:not + (to) do






常见动词:want, ask, allow, tell, teach, get, advise,warn, encourage, order, invite等
使役动词和感官动词后接不带to的不定式作宾补。
help后面的不定式,可以带to,也可省略。
位于句首或句末,作目的状语。
放在表示心理状态或情绪的形容词后,作原因状语。“be+adj+to do”
常与enough或too连用,作结果状语。
作主语
作宾语
作定语
作表语
Practice
plete the sentences with the correct forms of words in brackets.
_______ (learn) English well is important.
It is imprtant for you _______ (learn) English well.
It’s not polite of him _______ (speak) to old people like that.
I couldn’t afford _____ (buy) a digital camera then.
I find it difficult _______ (read) English stories.
My mother encourages me _______ (think) it over carefully.
I often hear Li Ming _____ (sing) in the evening.
To learn
to learn
to speak
to buy
to read
to think
sing
作主语
作主语
作主语
作宾语
作宾语
作宾补
作宾补
Practice
You must help me _______ (do) my housework this afternoon.
He is looking for a room ________ (live) in.
I had something cold _______ (drink).
_____ (be) a good student, one must study hard.
We are sorry _______ (trouble) you.
He is old enough _____ (go) to school.
She is too young _____ (go) to school.
His dream is _____ (be) a doctor like Zhong Nanshan.
(to) do
to drink
To be
to trouble
to go
to go
to be
作宾补
to live
作定语
作定语
作目的状语
作原因状语
作结果状语
作表语
plete the sentences with the correct forms of words in brackets.
Part 6
Assignment
17. Do homework happily.
Assignment




规则整理:制作一个思维导图或表格,归纳总结动词不定式作“宾语补足语”时的两大类动词(“要求/建议”类需带to;“使役/感官”类不带to),每类至少列出3个课本或课件中的动词例子。
句型仿写:用 ...enough to... 和 too...to... 结构各造两个句子,内容需与业余爱好或学习相关。




错题诊断家:收集或自编3个含有动词不定式常见错误的句子(例如:My mom made me to clean the room.),先指出错误并改正,然后简要说明理由。
微写作:以“My Plan to Improve _______” 为题(如英语、篮球、绘画等),写一段60词左右的短文,描述你的计划和目标。要求至少使用3种不同的不定式结构(如作宾语、目的状语、宾补等)。
Thank you for listening!
人教版(新教材)

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