人教版九年级Unit 6 When was it invented -Section A Grammar focus 4a—4c-ppt课件-(含教案+素材)-部级公开课-(编号：602f9).zip

Unit6 Unit6 Unit6 Unit6 WhenWhenWhenWhen was was was was it itit it invented invented invented invented? ? ? ? ( (GrammarGrammar) ) inventioninvention “ “发明发明” ” The four great inventions of ancient China papermaking technology printinggunpowdercompass Old inventions The new four great inventions of China online shopping high-speed railways mobile payment shared bikes New inventions A small invention potato chips What do you know about potato chips? uPotato chips by many people. uIt that potato chips are more than 150 years old. uEven today potato chips still by most people. uThey by accident in 1853. uThe inventor George Crum. uOne day, he to serve fried potatoes by a customer. uWhen the potatoes came, the customer thought they too thick. uThe potatoes for a long time until they were crispy. uPotato chips to be the most popular snacks. are loved s said are enjoyed were invented was called was asked were cut were cooked were considered Passive voice in the simple past tense 一般过去时中的被动语态 was/were done Sructure ： 谓语构成 1.The telephone (inventinvent) in1876. 2.Yesterday the rooms (clean) by Tom . was invented were cleaned eat, like, invite, tell, lock, ring, break, bring 4b Complete the sentences with correct forms of the verbs in the box. 1. You _ to the party last night, werent you? Why didnt you go? 2. The earthquake happened all of a sudden, but luckily the villagers _ to a safe place. 3. The door _ when we arrived, so we _ the bell. 4. The students _ not to eat or drink in class, but Ruby _ the rule when she started eating a biscuit in science class. 5. The cookies _ by the hungry kids in less than 20 minutes, and they really _ them. v. 锁上 n. 锁 突然;猛地 v. (使)发出钟声或铃声；打电话 n. 钟声;铃声 n. 饼干 n. 曲奇饼 were invited were brought was lockedrang broke were told were eaten liked To m cleanedyesterday the rooms Active voice Passive voice by Tom was cleanedThe rooms To m cleanedyesterday the rooms by Tom were cleanedThe roomsyesterday How to change active voice into passive voive. 如何将主动语态改成被动语态 4aRewrite the sentences using the passive voice. 1. They sold the fridge at a low price. _ 2. Somebody stole my camera from my hotel room. _ 3. Where did you take these photos? _ 4. Our parents advised us not to go out alone. _ 5. Different writers translated the book into different languages. _ n. 冰箱 adj. 低的;矮的 pron. 某人 v. 翻译 The fridge was sold (by them) at a low price . My camera was stolen (by somebody)from my hotel room . Where were these photos taken (by you)? We were advised by our parents not to go out alone. The book was translated into different languages by different writers. Decide whether active or passive forms should be used in these sentence. Write the correct forms in the blanks. 4c The telephone _ (invent) by Alexander Graham Bell. He _ (born) in 1847. Mr. Bell _ (work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _ (learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone _ (invent) in 1876. The first sentence that _ (say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone _ (use) around the world. adj. 音乐的;有音乐天赋的 n. 仪器;工具 was invented was bornworked learned was inventedwas said is used Student 1: Draw a picture of the invention. Introduce the name of the invention. Student 2,3, 4: Write down as many sentences as possible by using passive voice. Hello, everyone! Let me tell you something about our invention. u . u . u . u . u . u . (more information) Create our own inventionsCreate our own inventions memory bread Hello, everyone! Let me tell you something about my invention. uIt was called memory bread. uIt was invented by Maggie . uIt is used to help people memorizing anything they want. uIt can help a lot when you are asked to memorize some English words. uWhen you use it, you are supposed to cover the words with the bread, and eat it. uThen the words can be remembered very easily. Do you like my invention? Student 1: Draw a picture of the invention. Introduce the name of the invention. Student 2,3, 4: Write down as many sentences as possible by using passive voice. Hello, everyone! Let me tell you something about our invention. u . u . u . u . u . u . (more information) Create our own inventionsCreate our own inventions WhichWhich invention is your favorite? invention is your favorite? Why?Why? Why? Who? Inventions can make our life . Anyone who . 必做： Write a short passsage about “My favorite invention”. (Using the passive voice) 选做： Find more information about the four great inventions in China.(when, what, who) To m cleanedYesterday the rooms Active voice Passive voice by Tom was cleanedThe rooms To m cleanedYesterday the rooms Yesterday Unit6 When was it invented? 语法：一般过去时中的被动语态语法：一般过去时中的被动语态 Name： Activity 1 listen and fill in the blanks.听并填空听并填空 Do you like eating potato chips? Actually they are my favorite food. They are loved by many people. It that potato chips are more than 150 years old. They by accident in 1853. The inventor . George Crum. He was a cook working in a small restaurant. One day, he to serve fried potatoes by a customer. When the potatoes came, the customer thought they too thick, and asked George to cook some thin potatoes. George was a little angry and cut the potatoes really, really thin and the potatoes for a long time until they were crispy. George thought he would hate them. To his surprise, the customer loved them and asked for more. Soon more and more people came to his restaurant and ordered these thinly cut crispy, salty potato chips, which to be the most popular snacks. Even today potato chips still by most people. Activity 2 4b:Complete the sentences with correct forms of the verbs in the box.用方框中动词的适当形式填空。用方框中动词的适当形式填空。 1. You _ to the party last night, werent you? Why didnt you go? 2. The earthquake happened all of a sudden, but luckily the villagers _ to a safe place. 3. The door _ when we arrived, so we _ the bell. eat, like, invite, tell, lock, ring, break, bring 4. The students _ not to eat or drink in class, but Ruby _ the rule when she started eating a biscuit in science class. 5. The cookies _ by the hungry kids in less than 20 minutes, and they really _ them. Activity 3 Rewrite the sentences using the passive voice. 1. They sold the fridge at a low price. _ 2. Somebody stole my camera from my hotel room. _ 3. Where did you take these photos? _ 4. Our parents advised us not to go out alone. _ 5. Different writers translated the book into different languages. _ Activity 4 The telephone _ (invent) by Alexander Graham Bell. He _ (born) in 1847. Mr. Bell _ (work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _ (learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone _ (invent) in 1876. The first sentence that _ (say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone _ (use) around the world. Activity 5 Create our own inventions Student 1: Draw a picture of the invention. Introduce the name of the invention. Student 2,3, 4: Write down as many sentences as possible by using passive voice. Hello, everyone! Let me tell you something about our invention. Activity 5 Summary（总结）（总结） 教学计划 1、题目： 人教版新目标九年级 Unit6 When was it invented. Grammar focus-4c 2、教学目标： 在这节课后，学生要能： 1.掌握 was/were done 结构的功能、各种句式及翻译 2.区别一般现在时的被动语态和一般过去时的被动语态 3.学会 was/were done 结构来谈论发明物的发明时间和用途等信息 4.了解中国古代四大发明和中国现代“四大发明”的相关信息，并在这个 过程中增强自己的国家认同、家国情怀，更坚定文化自信。大胆地根据自己的 想法创造出自己的“发明物” ，并且坚信只要有一个有创造力的头脑，任何人都 可以成为小小发明家。 3、教学方法与工具： 任务型教学法、四位一体教学法、PPT 4、教学过程： Step 1 Preparations 1.Free-talk: ask students to look at the picture and ask questions: (1) what the man is doing (he is talking on the “phone”) (2) Is it a normal phone? (its not only a phone but also a shoe. Its an invention) 2. Free talk:what are the four great inventions of ancient China and The four new great inventions of China Step 2 Present 1.listen to the introduction of a small invention (potato chips) and fill in the blanks 2.ask students to observe the sentences and find out the similarities and differences be the words filled in the blanks 3.introduce “ was/were done ” structure and its function and how to translate a sentence with a passive voice . 4.do the exercises in 4b: Complete the sentences with correct forms of the verbs in the box.(introduce the new word in word groups) 5.Let students to compare two sentences with active voice and passive voice. And think about how to turn a sentence with the active voice into one with passive voice. Step 3 Practice Do the exercises in 4a:Rewrite the sentences using the passive voice.(introduce the new word in word groups) Step 4 Production 1.Group work: Create our own inventions Student 1: Draw a picture of the invention and introduce the name of the invention. Student 2,3, 4:Write down as many sentences as possible by using passive voice. Step 5 Summary and homework 1.Ask students to sum up what they have learned. 2.Give time for Q&A 3.Homework: 必做： Write a short passage about “My favorite invention”.(Using the passive voice) 选做：Find more information about the four great inventions in China.(when, what, who) 5、教学评价： 教师评价结合学生相互评价 6、课后作业： 必做： Write a short passage about “My favorite invention”.(Using the passive voice) 选做： Find more information about the four great inventions in China.(when, what, who)