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1、新目標新目標 九年級九年級Unit 9Unit 9When was it invented?Section A Period 2 Pairwork (3a:P70) Helpful inventions: vacuum cleaner, soundproof door and window, car, computer, fax machine Annoying inventions: air-conditioner, truck, telephone, junk food, ice cream Sentence pattern: What is this in the picture? Wh
2、at is it used for? Do you think it is helpful / annoying?Dialogue 1:A: What is this?B: It is an alarm clock.A: What is it used for?B: It is used for waking people up in the morning.A: Do you think it is annoying?B: Sometimes, when I want to go on sleep.Dialogue 2: A: What is this? B: It is a light b
3、ulb. A: What is it used for?B: It is used for giving light.A: Do you think it is helpful?B: Yes, I think so. Because I always do homework and read books in the evening by its light.Dialogue 3:A: What is this?B: It is a microwave oven. A: What is it used for?B: It is used for heating cold food and co
4、oking meals.A: Do you think it is helpful?B: Yes, I think so. Because my parents are very busy and I can use it to cook meals by myself.Dialogue 1:A: What do you think is the most helpful invention?B: I think the most helpful invention is the vacuum cleaner. Pairwork (4:P70)A: Why is that?B: Well, i
5、t can help me clean the floor when mother asks me to do the cleaning.Dialogue 2:A: What do you think is the most annoying invention?B: I think the most annoying invention is the air-conditioner.A: Why is that?B: Well, I feel uncomfortable in the room with an air-conditioner.A: What do you think are
6、the most annoying or helpful inventions?B: I think the truck is the most annoying invention and the soundproof door and window is the most helpful invention. Dialogue 3:soundproof door and windowA: Why is that?B: The trucks always make noises and people cant sleep well. If they have the soundproof d
7、oor and window, people neednt worry about the noises anymore.Groupwork (4: P70) What would you do if you are alone on a tiny island?A: Id like to have some matches because I could light a fire to keep warm.B: Yes, but thats not going to help you leave the island. I think it would be better to have a
8、 cell phone.Dialogue 1:A: Id like to have a telescope because I could look far.B: Yes, but thats not going to help you leave the island. I think it would be better to have a signal lamp.Dialogue 2:1. Who invented the _ ?2. Mrs Brown bought a new _ last week.3. Id like a pair of _ .4. The _is the mos
9、t helpful invention.5. There are three small _ in the radio. 根據(jù)圖片提示，在橫線上填入適當?shù)膯卧~完根據(jù)圖片提示，在橫線上填入適當?shù)膯卧~完成句子，每空一詞。成句子，每空一詞。1題圖題圖2題圖題圖3題圖題圖4題圖題圖5題圖題圖calculatormicrowave ovenslipperslight bulbbatteries 根據(jù)括號內(nèi)要求完成句子，每空一詞。根據(jù)括號內(nèi)要求完成句子，每空一詞。1. Cars were invented in 1885. (對劃線部對劃線部分提問分提問) _ were cars invented? 2.
10、 Julie Thompson invented electric slippers. (改為被動句改為被動句) Electric slippers _ Julie Thompson.Whenwere invented by3. We all noticed her face turn red. (改為被動句改為被動句) Her face _ turn red by us all. 4. The light bulb was invented by Tomas Edison. (對劃線部分提問對劃線部分提問) _ the light bulb invented by?5. The refrig
11、erator is used to keep food fresh. (改為同義句改為同義句) The refrigerator is used _ food fresh.was noticed toWho wasfor keeping1.We use the _to count. The calculator_2.We use _to make the food hot. The microwave oven_ _calculatoris used for counting.the microwave oven用合適的詞填空。用合適的詞填空。is used formaking the foo
12、d hot.3. The _is used for _. (talk with people)4. Who_ light bulbs_ by?5. The computer_1976.talking with peopletelephonewereinventedwas invented in漢譯英。漢譯英。1）計算機是何時發(fā)明的？）計算機是何時發(fā)明的？ 2）誰發(fā)明了計算機？）誰發(fā)明了計算機？ 3）計算器是用來做什么？）計算器是用來做什么？ 4）你認為什么是最有用的發(fā)明？）你認為什么是最有用的發(fā)明？ 5）每天它能夠給人們更多時間工作）每天它能夠給人們更多時間工作和玩。和玩。1. When wa
13、s the computer invented?2. Who was the computer invented by?3. Whats the calculator used for?4. What do you think is the most helpful invention?5. It gives people more time to work and play every day.1. I open the door.The door is opened by me.2. He often helps homeless people.Homeless people are often helped by him.3. I handed out some papers just now.Some papers were handed out by me just now.主動語態(tài)主動語態(tài):主語主語是動作的是動作的執(zhí)行者執(zhí)行者。被動語態(tài)被動語態(tài):主語主語是動作的是動作的承受者承受者。被動語態(tài)結構為：被動語態(tài)結構為：(主動語態(tài)主動語態(tài))(主動語態(tài)主動語態(tài))(主動語態(tài)主動語態(tài))(被動語態(tài)被動語態(tài))(被動被動)(被動語態(tài)被動語態(tài))be+過去分詞過去分詞將下列句子變?yōu)楸粍诱Z態(tài)。將下列句子變?yōu)楸粍诱Z態(tài)。Thank you for listening!
廣東省珠海九中九年級英語全冊Unit 9 When was it inventedSection A 2課件 人教新目標版
