unit9SectionA

1、九年級(jí)人教新目標(biāo)九年級(jí)人教新目標(biāo)unit 9when was it invented?section awhich do you think is the most important invention in the world? what other can you think of? tv? telephome? radio?computer? caculator? car?do you know what are they?computerradiotelevisioncalculatortelephonecar 1a. groupwork look at the things bel

2、ow. in what orders do you think they were invented? number them 1-5524131b. listen and match the inventions with the dates. 18851976ab19711876cd1927eaccording to what you have listened,answer the questions below. 1. what did the grandma have when she was young? 2. why didnt they have a television at

3、 that time? 3. does grandma have personal computer now? telephone and car. because it was expensive. yes, she does. 1c. pairwork when was the computer invented?i think it was invented in 1976._shoes with adjustable heelsits used for scooping really cold ice cream.right. it was invented by chelsea la

4、nmon._battery-operated slippers_heated ice cream scoop2a.listen and number the inventions in the order.3122b. listen again and match the items in columns.inventionwho was it/ were they invented bywhat is it/ are they used for?shoes with adjustable heelschelsea lanmonscooping really cold ice creambat

5、tery-operated sneakersjayce coziar and jamie ellsworthseeking in the darkheated ice cream scoopjulie thompsonchanging the style of the shoes2c. pairwork what is it used for?it is used for seeing in thedark.3a. hate it or like it? alarm clockcameralight bulbherbicidemicrowave ovenrefrigeratorvedio gr

6、aphying machineair conditionerplastic bagcan you think of others? 3b. pairwork a: what do you think is the most helpful invention?b: i think the most helpful invention is the computer.a: why is that?b: because it helps me search the information that i need. 4. groupwork imagine that you are alone on

7、 a tiny island. choose five inventions you would like to have on the island with you.a: id like to have a radio because i could listen to music all day. b: yes, but thats not going to help you leave the island. i think it would be better to have a telephone.explanation 1. its used for scooping reall

8、y cold ice cream. be used for 意為意為“被用來被用來”,強(qiáng)調(diào)用途或作用。強(qiáng)調(diào)用途或作用。e.g. the duster is used for cleaning the rooms. be used as 意為意為”被當(dāng)作被當(dāng)作來用來用”，強(qiáng)調(diào)被當(dāng)作，強(qiáng)調(diào)被當(dāng)作工具或手段來用。工具或手段來用。 be used by 意為意為“被被使用，強(qiáng)調(diào)使用者。使用，強(qiáng)調(diào)使用者。e.g. the big box is used as a table. the car is used by our manager. 3. battery-operated slippers wer

9、e invented by operate用法：用法：(1) “操作操作”e.g. can you operate the computer?(2)“起作用，見效果起作用，見效果” e.g.the sleeping pill operated at once.(3)“經(jīng)營(yíng)，管理經(jīng)營(yíng)，管理”e.g.the company operates ten factories.(4)“動(dòng)手術(shù)動(dòng)手術(shù)”e.g.the doctor will operate on his mother next week.4. annoying adj. 討厭的討厭的, 惱人的惱人的 (往往指事物往往指事物)e.g. how

10、annoying it is! 真討厭。真討厭。 annoyed adj. 生氣的生氣的, 惱怒的惱怒的 (往往指人往往指人)e.g. my father is annoyed with me. 爸爸在生我的氣。爸爸在生我的氣。5. helpful adj. 有幫助的有幫助的, 有益的有益的e.g. mr. white is a very helpful man.構(gòu)詞法：構(gòu)詞法：n + ful adje.g. use + ful useful thank + ful thankful beauty+ ful beautiful care + ful careful6. imagine that

11、 you are alone on tiny island. alone adj. 意為意為“單獨(dú)的單獨(dú)的”, 不帶感情色彩。不帶感情色彩。e.g. when his wife died, he lived alone. lonely adj. 意為意為“孤獨(dú)的孤獨(dú)的, 寂寞的寂寞的”e.g. he feels lonely when he is alone. lonely 指地方時(shí)表示指地方時(shí)表示“荒涼的荒涼的, 偏僻的偏僻的”e.g. the old man lives in a lonely small village.7. i think it would be better to h

12、ave(1) would 在此處表示在此處表示“料想或猜想、揣測(cè)料想或猜想、揣測(cè)”，后接動(dòng)詞原形或完成式。后接動(dòng)詞原形或完成式。e.g. what would she be doing there?(2)it is better to do sth “最好做最好做“，it是是形式主語，動(dòng)詞不定式是真正的主語。形式主語，動(dòng)詞不定式是真正的主語。e.g. it is better for you to walk to school.it is better to do sth=had better to do sthgrammar focuswhen was the car invented?it

13、 was invented in 1885.when were electric slippers invented?they were invented last year.who were they invented by?they were invented by julie thompson.what are they used for?theyre used for seeing in the dark.the passive voice一、語態(tài)一、語態(tài) 英語中動(dòng)詞有主動(dòng)語態(tài)和被動(dòng)語態(tài)兩種語態(tài)。英語中動(dòng)詞有主動(dòng)語態(tài)和被動(dòng)語態(tài)兩種語態(tài)。 主動(dòng)語態(tài)表示主語是動(dòng)作的執(zhí)行者，被動(dòng)語態(tài)表示主動(dòng)

14、語態(tài)表示主語是動(dòng)作的執(zhí)行者，被動(dòng)語態(tài)表示 主語是動(dòng)作的承受者，在被動(dòng)語態(tài)中動(dòng)作主語是動(dòng)作的承受者，在被動(dòng)語態(tài)中動(dòng)作 的執(zhí)行者的執(zhí)行者 有時(shí)用有時(shí)用by短語表示出來。短語表示出來。二、被動(dòng)語態(tài)的構(gòu)成二、被動(dòng)語態(tài)的構(gòu)成 助動(dòng)詞助動(dòng)詞be+及物動(dòng)詞的過去分詞及物動(dòng)詞的過去分詞 am(is,are)+done 一般現(xiàn)在時(shí)一般現(xiàn)在時(shí) was(were)+done 一般過去時(shí)一般過去時(shí)三、被動(dòng)語態(tài)的用法三、被動(dòng)語態(tài)的用法1. 不知?jiǎng)幼鲌?zhí)行者時(shí)，常用被動(dòng)語態(tài)。不知?jiǎng)幼鲌?zhí)行者時(shí)，常用被動(dòng)語態(tài)。eg. my bike was stolen yesterday. this car is made in ameri

15、can.2. 不必要說出動(dòng)作執(zhí)行者時(shí)，常用被動(dòng)語態(tài)。不必要說出動(dòng)作執(zhí)行者時(shí)，常用被動(dòng)語態(tài)。eg. rome was not built in a 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)。態(tài)。eg. thousands of beaches are polluted .四、主動(dòng)語態(tài)變?yōu)楸粍?dòng)語態(tài)的步驟四、主動(dòng)語態(tài)變?yōu)楸粍?dòng)語態(tài)的步驟: they speak english. 主語主語 謂語謂語 賓語賓語english is spoken by them.主語主語 謂語動(dòng)詞的過去分詞謂語動(dòng)詞的過去分詞 賓語賓語 they produced that

16、 kind of car. the workers built a bridge over the river. mother tells me a story 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。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.1. the woman asked the policeman for help.2. the old man on tv tells a story on sunday.3. do they use the box as a table?4. she sent me a collection last week.5. the teacher doesnt teach us math this term.練習(xí)練習(xí): : 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6. did lily buy her sister a hat?7. we often hear him play the violin at home.