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1、Unit 9 when was it invented ?The second period Bellinvented the telephonein 1876.wasby主動句與被動句之間的主動句與被動句之間的轉(zhuǎn)換轉(zhuǎn)換 I cleaned the blackboard.主語 +謂語動詞 + 賓語The blackboard was cleaned ( by me ) 主語 +謂語動詞 +介詞+ 賓語 將下列句子由主動句變?yōu)楸粍泳浠蛴杀粍泳渥優(yōu)橹鲗⑾铝芯渥佑芍鲃泳渥優(yōu)楸粍泳浠蛴杀粍泳渥優(yōu)橹鲃泳洌簞泳洌?) Yao Ming invented this pen.變被動句變被動句 .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計算機 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 我們班的任何一個人我們班的任何一個人語法學習語法學習-grammar learningGRAMMAR FOCUSAsk and answer in half to halfcars / 1885 / Henry Ford / travel fast名字名字 時間時間 發(fā)明者發(fā)明者 用途用途fridge / 1862 / Harrison / keep food fresh名字名字 時間時間 發(fā)明者發(fā)明者 用途用途washing machine / 1858 / Smith / wash clothes 名字名字 時間時間 發(fā)明者發(fā)明

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

7、動詞改為被動形式,即 “be + 過去分詞” . 注意注意 be動詞要按新的主語的人稱和數(shù)進行變化,時態(tài)要和原來的主動語態(tài)的時態(tài)保持一致.3. 原來主動語態(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. 主語謂語動詞過去時賓語時間狀語主語謂語動詞的過去分詞賓語時間狀語The passive voice.B

8、ellinvented the telephonein 1876.wasby 被動語態(tài)的結構被動語態(tài)的結構 陳述句：陳述句：主語主語+be+動詞過去分詞動詞過去分詞 例：Trees were planted by Jim yesterday. 一般疑問句：一般疑問句：Be+主語主語+動詞過去分詞動詞過去分詞？ 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+動詞過去分詞動詞過去分詞 例：When were trees planted by Jim? Who were trees planted by?請

9、把下列主動句變?yōu)楸粍泳?。請把下列主動句變?yōu)楸粍泳?。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.請把下列主動句變?yōu)楸粍泳?。請把下列主動句變?yōu)楸粍泳洹?.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 !