Unit 5 Play by the rules Understanding ideas Grammar 课件 2025-2026学年外研版英语八年级上册

该初中英语课件聚焦动词不定式作目的状语（to do/in order to/so as to），通过“Let's review”复习单词短语，“Let's retell the passage”填空回顾课文，搭建从词汇、语篇到语法的学习支架，衔接前后知识脉络。 其亮点在于融合语言能力与思维品质培养，通过改写句子、完成信件等任务型练习巩固语法，对话活动（分享规则故事）促进迁移创新。用表格对比三种结构清晰总结，帮助学生系统掌握，提升语言运用能力，教师可直接使用多样化资源高效教学。

Unit5 Play by rules? Understanding ideas Grammar 1 After learning this lesson,I am able to... 1.Review the words, phrases and the text;and understand the infinitive of purpose in the text.(学习理解) 2.Rewrite the sentences with to, in order to or so as to correctly and can understand its meaning and usages.(应用实践) 3.Make a dialogue with your partner according to the pattern.(迁移创新) Learning Objectives ? ? ? ? ? ? station belt flowerpot mess honesty spread 腰带,皮带 车站 花盆 脏乱,凌乱 诚实,正直; 传播 Let’s review Lead in Pre-learning While-learning Post-learning Diversify assessment 单击盒身问号? 出现英文,再单击出现中文 Lead in Pre-learning While-learning Post-learning Diversify assessment opposite 在……的对面 packet (装商品的) 小包,小盒,小袋 smelly 有臭味的 cheese 干酪,奶酪 picnic 野餐 noise 噪声;嘈杂声 Let’s review sign 标记; 指示牌,标牌 responsibility 责任 cause 起因, 原因 reduce 缩小;减少;降低 kick 踢 passenger (车辆、飞机、船舶等的) 乘客,旅客 seat 座,座位 fool 蠢人,傻子,笨蛋 anything 任何事物都(没有) 单击盒身问号? 出现英文,再单击出现中文 Let’s retell the passage 1 After work, I . I went to a quiet area in order to . 2 Suddenly, a girl opposite me . I felt . 3 A minute later, the man next to me .The food was so ! 4 I covered my and . 5 Then a boy behind me . My grew. My face ! I asked him to . However, his mother replied, “ ." Lead in Pre-learning While-learning Post-learning Diversify assessment Let’s retell the passage 6 I turned around so as to . They also seemed , but . I looked at the signs on the wall. They read “ ”, “ ” and “ ". Everyone knows the rules, I thought. And rules are there for us to follow! 7Suddenly, I felt .I took a deep breath, and ... Lead in Pre-learning While-learning Post-learning Diversify assessment Lead in Pre-learning While-learning Post-learning Diversify assessment I got on the train to go home. What function is it? 动词不定式作目的状语 什么是状语? Page 131 Lead in Pre-learning While-learning Post-learning Diversify assessment Page 131 Lead in Pre-learning While-learning Post-learning Diversify assessment (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. Read the sentences from the reading passage and summarise the grammar rules. 5 (a) I got on the train to go home. 动词不定式作目的状语表达: ①to do; ② in order to; ③ so as to Why did you get on the train? Why did you go to a quiet area? Why did you cover your nose? Page 131 Page 71 Lead in Pre-learning While-learning Post-learning Diversify assessment Now find more sentences with these structures(P68-69) 动词不定式作目的状语表达: ①to do; ② in order to; ③ so as to Lead in Pre-learning While-learning Post-learning Diversify assessment ① ② ③ ④ ⑤ Lead in Pre-learning While-learning Post-learning Diversify assessment Read and find more sentences with this structure 动词不定式作目的: … + to / in order to / so as to do sth action行动 purpose目的 I covered my ears in order to block the noise coming from Rock Girl. I turned around so as to see the other passengers’ faces. Lead in Pre-learning While-learning Post-learning Diversify assessment Page 131 ① The WWF is working hard to save all the animals. ② She studies hard to pass the exam. ③ To improve his basketball skills, Dylan trained hard. 世界自然基金会正在努力挽救所有的动物。 她努力学习以通过考试。 Dylan刻苦训练以提高自己的篮球技术。 ①含义:动词不定式还可以在句中作_状语,表示行为动作的目的。表示“做某事是为了什么”。 ②位置:不定式既可以放在_,也可以放在_。 to do做目的状语 目的 句尾 句首 Lead in Pre-learning While-learning Post-learning Diversify assessment Page 131 除了直接使用to do sth.之外,我们还可以使用in order to do sth.和so as to do sth.来表示行为动作的目的。 He's saving money in order to buy a new computer. 为了买一台新电脑,他正在攒钱。 Linda很早就开始工作,以便在五点前完成。 Linda started work early so as to finish it by five. They hurried so as not to be late for class. I closed the door in order not to make noise. 他们赶紧走,以免上课迟到。 我关上门以免发出声响。 in order not to do in order to do so as to do so as not to do in order / so as to做目的状语 Lead in Pre-learning While-learning Post-learning Diversify assessment 动词不定式 释义 动词不定式作_状语,表示行为动作的目的。表示“_”。 否/肯定形式 “to”前加“not” 位置 to do in order to so as to to do/in order to/so as to do sth总结 目的 做某事是为了什么 (not) to do 为了 in order (not) to do 为了/以免 so as (not) to do 为了/以免 句尾/句首 句尾/句首 不能位于句首 Lead in Pre-learning While-learning Post-learning Diversify assessment 3 I listened carefully in maths class. I hope to improve my grades. I listened carefully in maths class to improve my grades. I listened carefully in maths class in order to improve my grades. I listened carefully in maths class so as to improve my grades. Rewrite the sentences with to, in order to or so as to. 6 Page 71 1 People wear seat belts in cars. People want 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. 2 Sally arrived at the train station before 6:00 am. She needed to catch the earliest train. People wear seat belts in cars to / in order to / so as to stay safe on the road. Rewrite the sentences with to, in order to or so as to. Lead in Pre-learning While-learning Post-learning Diversify assessment 6 Page 71 Lead in Pre-learning While-learning Post-learning Diversify assessment Complete the letter and answer the questions. 1.pick up 捡起 2.clean up 清理 3.say sorry to me 向我道歉 4.make sb. do sth. 使某人做某事 5.tell the truth 说明真相 6.follow the rules 遵守规则 7 Page 71 adj.破碎的 坏掉的 n.脏乱 n.诚实 v.传播 Lead in Pre-learning While-learning Post-learning Diversify assessment 7 Page 71 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 Complete the letter and answer the questions. Lead in Pre-learning While-learning Post-learning Diversify assessment 7 Page 71 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'm5_(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 Complete the letter and answer the questions. Lead in Pre-learning While-learning Post-learning Diversify assessment 8 Page 72 Work in pairs. Share a story of following rules. When did the story happen? Where did the story happen? What did you do? What have you learnt? Lead in Pre-learning While-learning Post-learning Diversify assessment 8 Page 72 Work in pairs. Share a story of following rules. What's your story? When and where did it happen? Last_, I was _. What happened? I saw_(留下很多垃圾) after eating. What did you do? _(为了保持公园干净),I tried to_(与他们沟通),“Please_ _(捡起垃圾).People have to_ _(遵守规则) of keeping the park tidy. What have you learnt? From this experience, I have learnt that following rules can _(让我们的环境更好). Saturday morning at the park leaving many rubbish To keep the park clean talk with them pick up the follow the make our environment better rubbish rules Lead in Pre-learning While-learning Post-learning Diversify assessment 8 Page 72 Work in pairs. Share a story of following rules. What's your story? When and where did it happen? _, I was _. What happened? I saw/_( What did you do? _(为了......), I .....to_. People have to_ of ......... What have you learnt? From this experience, I have learnt that (following rules) can _. Grammar rules Thank You 24 Stand up Sit down Lead in Pre-reading While-reading Post-reading Summary Let’s retell the passage $