山東省日照秦樓中心初級(jí)中學(xué)九年級(jí)英語 Unit 9《when was it invented》課件2

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1、Unit 9 when was it invented ?The second period Bellinvented the telephonein 1876.wasby主動(dòng)句與被動(dòng)句之間的主動(dòng)句與被動(dòng)句之間的轉(zhuǎn)換轉(zhuǎn)換 I cleaned the blackboard.主語 +謂語動(dòng)詞 + 賓語The blackboard was cleaned ( by me ) 主語 +謂語動(dòng)詞 +介詞+ 賓語 將下列句子由主動(dòng)句變?yōu)楸粍?dòng)句或由被動(dòng)句變?yōu)橹鲗⑾铝芯渥佑芍鲃?dòng)句變?yōu)楸粍?dòng)句或由被動(dòng)句變?yōu)橹鲃?dòng)句：動(dòng)句：1) Yao Ming invented this pen.變被動(dòng)句變被動(dòng)句 .2) Teac

2、hers allow students to drink in class.This pen was invented Yao Ming. Students are allowed to drink in class.NAMES Chelsea Lanmon Jayce Coziar Jamie Ellsworth Julie Thompson NEW WORDS-1-6 1.invent發(fā)明；創(chuàng)造 v 2.calculator計(jì)算機(jī) n 3.be used for用來做 4.scoop勺子， 用勺子舀n .v 5.adjustable可調(diào)節(jié)的adj 6.heel腳后跟；鞋跟 n NEW WO

3、RDS-7-11 7.battery電池 n 8.operate操作；作業(yè) v 9.battery-operated電池供電的 10.slipper拖鞋 n 11.heat加熱；是變熱 vINVENTIONS 1.Last class we invented MP8 and learned lots of inventions. 2.Today lets see what inventions we can learn？-2abattery-operated slippersheated ice cream scoopshoes with adjustable heelsLISTEN AND

4、NUMBER THE INVENTIONS IN THE ORDER YOU HEAR THEM.123LISTEN AGAIN AND MATCH THE ITEMS IN COLUMNS A, B AND C.PAIRWORK-2Clets talk about the inventions we learned in 2a and 2b just now.ASK AND ANSWER-3 1.Whats the name of the first invention? 2.Who was (were) it (they) invented by? 3. What is (are) it

5、(they) used for?Imagine 發(fā)明者發(fā)明者 我們班的任何一個(gè)人我們班的任何一個(gè)人語法學(xué)習(xí)語法學(xué)習(xí)-grammar learningGRAMMAR FOCUSAsk and answer in half to halfcars / 1885 / Henry Ford / travel fast名字名字 時(shí)間時(shí)間 發(fā)明者發(fā)明者 用途用途fridge / 1862 / Harrison / keep food fresh名字名字 時(shí)間時(shí)間 發(fā)明者發(fā)明者 用途用途washing machine / 1858 / Smith / wash clothes 名字名字 時(shí)間時(shí)間 發(fā)明者發(fā)明

6、者 用途用途Name, When, who, what use?The passive voice.1. 不知?jiǎng)幼鲌?zhí)行者時(shí),常用被動(dòng)語態(tài). My bike was stolen yesterday. This car is made in American.2. 不必要說出動(dòng)作執(zhí)行者時(shí),常用. Our blackboard is cleaned every day.3. 為了突出強(qiáng)調(diào)動(dòng)作的承受者時(shí),常用被動(dòng)語態(tài). The window is broken by our monitor.The passive voice.1.把原主動(dòng)句中的賓語賓語轉(zhuǎn)換為被動(dòng)語態(tài)的主語主語.2.把動(dòng)詞改為被動(dòng)形式

7、動(dòng)詞改為被動(dòng)形式,即 “be + 過去分詞” . 注意注意 be動(dòng)詞要按新的主語的人稱和數(shù)進(jìn)行變化,時(shí)態(tài)要和原來的主動(dòng)語態(tài)的時(shí)態(tài)保持一致.3. 原來主動(dòng)語態(tài)句中的主語主語,如果需要,就放在放在by后面后面以它的賓格形式出現(xiàn). 如果沒有必要就可以省略.其他的成分 (定語,狀語) 不變, 句式也不能變.The passive voice.Bell invented the telephone in 1876. The telephone was invented by Bell in 1876. 主語謂語動(dòng)詞過去時(shí)賓語時(shí)間狀語主語謂語動(dòng)詞的過去分詞賓語時(shí)間狀語The passive voice.B

8、ellinvented the telephonein 1876.wasby 被動(dòng)語態(tài)的結(jié)構(gòu)被動(dòng)語態(tài)的結(jié)構(gòu) 陳述句：陳述句：主語主語+be+動(dòng)詞過去分詞動(dòng)詞過去分詞 例：Trees were planted by Jim yesterday. 一般疑問句：一般疑問句：Be+主語主語+動(dòng)詞過去分詞動(dòng)詞過去分詞？ 例：Were trees planted by Jim yesterday? 特殊疑問句特殊疑問句： 特殊疑問詞特殊疑問詞+be+主語主語+動(dòng)詞過去分詞動(dòng)詞過去分詞 例：When were trees planted by Jim? Who were trees planted by?請(qǐng)

9、把下列主動(dòng)句變?yōu)楸粍?dòng)句。請(qǐng)把下列主動(dòng)句變?yōu)楸粍?dòng)句。They produced that kind of car.The workers built a bridge over the river.Mother tells me a story every day.That kind of car was produced by them.A bridge was built by the workers over the river.I am told a story by Mother every day.請(qǐng)把下列主動(dòng)句變?yōu)楸粍?dòng)句。請(qǐng)把下列主動(dòng)句變?yōu)楸粍?dòng)句。1.They produced that kind of car.2.The workers built a bridge over the river.3.Mother tells me a story every day.That kind of car -?-by them.A bridge -?- by the workers over the river.I -?- a story by Mother every day.homeworkGood bye !