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(共16张PPT)
Play by the rules
5
Unit
Understanding ideas
Grammar
P71
语篇形态：
书面语篇
教学内容分析
Read the sentences from the reading passage and summarise the grammar rules.
(a) I got on the train to go home.
(b) I went to a quiet area in order to read.
(c) I covered my nose so as to reduce the smell coming from Mr Smelly Food.
Now find more sentences with these structures in the reading passage.
(1) I covered my ears in order to block the noise coming from Rock Girl.
(2) I turned around so as to see the other passengers' faces.
动词不定式作目的状语
设计意图：引导学生观察句子结构，尝试总结动词不定式作目的状语。通过提问的方式引导学生归纳其用法。
① People plant trees to protect the environment.
② We clean the classroom to keep a tidy study environment.
③ To practice speaking, Tom joins the English club.
动词不定式用作目的状语，表示某一动作或状态的目的(做某事是为了什么)。
在作目的状语时，不定式既可以放在句尾，也可以放在句首。
动词不定式作目的状语
人们植树以保护环境。
我们打扫教室以保持整洁的学习环境。
汤姆加入英语俱乐部来练习口语。
① In order to catch the sunrise, we get up at 5 o'clock.
② I check the map so as to find the shortest way to the park.
③ He runs to school so as not to be late.
为了看日出，我们5点就起床。
我查看地图，以便找到去公园的最短路线。
除了直接使用 to do sth 之外，为了使表达更加清楚或对目的加以强调，我们还可以使用 in order to do sth 和 so as to do sth作目的状语。需要注意的是，so as to 引导的不定式短语不能位于句首。
他跑步去学校，以免迟到。
否定形式：“in order not to do /so as not to do”
（注意“to”前加“not”）
动词不定式作目的状语也可以和so that 引导的目的状语从句进行转换。
He gets up early to catch the first bus.
= He gets up early so that he can catch the first bus.
他早起，以便能赶上第一班公交车。
① She was sad to hear the bad news.
② I hurried to the station, only to find the train had left.
③ She is too young to go to school alone.
除了作目的状语之外，根据表达的需要，动词不定式还可以作原因状语和结果状语等。
听到这个坏消息，她很难过。
我匆忙赶到车站，却发现火车已经开走了。
她年纪太小，不能独自上学。
动词不定式作原因状语
动词不定式作结果状语
动词不定式作结果状语
Rewrite the sentences with to, in order to or so as to.
1 People wear seat belts in cars. People want to stay safe on the road.
________________________________________________
________________________________________________
2 Sally arrived at the train station before 6:00 am. She needed to catch the earliest train.
________________________________________________
________________________________________________
3 I listened carefully in maths class. I hope to improve my grades.
________________________________________________
________________________________________________
6
People wear seat belts in cars to / in order to / so as to stay safe on the road.
Sally arrived at the train station before 6:00 am to / in order to / so as to catch the earliest train.
I listened carefully in maths class to / in order to / so as to improve my grades.
设计意图：完成相关练习，应用动词不定式作目的状语的结构。
Complete the letter to Story Aunt using the notes in brackets and the grammar you have learnt.
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Dear Story Aunt,
1___________________________________________________ (I'm writing, share a touching story). Yesterday, 2__________ _____________________________________ (I left my flat, go to work). However, I found my favourite flowerpot broken. 3___________________________________________________ _____ (I picked up the pieces, clean up the mess). Then I saw a note. It was from a boy. He said he broke the flowerpot while playing basketball. 4___________________________________ ________________ (he wrote the note, say sorry to me).
I'm writing to / in order to / so as to share a touching story
I left my
I picked up the pieces to / in order to / so as to clean up the
flat to / in order to / so as to go to work
He wrote the note to / in order to / so as
mess
to say sorry to me
设计意图：完成相关练习，应用动词不定式作目的状语的结构。
He also left his phone number with some money. His honesty made me respect him. Telling the truth isn't always easy. However, he followed the rules in his heart.
I'm 5________________________________________________ __________ (sharing my story, spread some happiness). In the story, we can see the kindness in small things.
Best wishes,
Ms Yu, from Wenzhou
sharing my story to / in order to / so as to spread some
happiness
设计意图：完成相关练习，应用动词不定式作目的状语的结构。
Work in pairs. Share a story of following rules. Use the words and expressions from the reading passage and the Useful expressions to help you.
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Useful expressions
Last..., I...
I tried to...
Please...
This rule is useful because...
I love doing... in order to...
People have to...
From this experience, I have learnt that...
When did the story happen
Where did the story happen
What did you do
What have you learnt
设计意图：小组合作，创编并分享规则小故事，
A: What's your story When and where did it happen
B: Last Wednesday afternoon, I was waiting in line at the bus station.
A: What happened
B: The bus came. But a boy suddenly cut in line
and the old man before me nearly fell over.
A: That sounds terrible. What did you do
B: I helped the old man get on the bus. Then I told the boy to follow rules. The boy said sorry to the old man. He promised to wait nicely in line in the future.
A: You did a good thing.
B: From this experience I have learnt that rules are important in life.
用in order to, so as to, in order not to或so as not to填空。
1. _______________ find the information I need, I had to read the entire book.
2. _______________ be disturbed, I spent three hours locked in my study.
3. We’ll have to work two more hours a day _______________ complete the project as planned.
4. The teacher raised his voice ___________________ let the students in the back hear more clearly.
5. _______________ catch the first train, we left early.
In order to
In order not to
in order to / so as to
in order to / so as to
In order to
Self Reflection for the Lesson
Standard
1. I can understand the grammar rules of using the infinitive of purpose.
2. I can use the infinitive of purpose properly.
3. I can talk with my classmates about different kinds of rules.
Option1:
1. Summarize the grammar rules of using the infinitive of purpose.
2. Finish the exercise on Mubiao.
Option 2:
English Class Rules
Work in groups to create 5-8 simple English class rules (try to use sentence with the infinitive of purpose ). Prepare your work well to share it in the next English class!
Homework
设计意图：通过布置作业，巩固课堂所学内容，延伸学生的学习，增强他们的自主学习能力和责任感，促进知识的内化和应用。
Unit 5 Play by the rules
Rules
Grammar- the infinitive of purpose
Blackboard design
1. 动词不定式用作目的状语，表示某一动作或状态的目的(做某事是为了什么)。
直接用 to do
更加清楚或对目的加以强调: in order to so as to
He gets up early so that he can catch the first bus.
= He gets up early so that he can catch the first bus.
2. 动词不定式还可以作原因状语和结果状语等。

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