九年級unit6發(fā)明

1、Unit 6When was it invented?What are the Four Great Inventions in ancient China?Do you know?paper-making compass printing gunpowder Four Great Inventions televisiontelephone computercarThe telephone was invented before the car .The car was invented after the telephone. I think the was invented before

2、 / I think the was invented after .The car was invented before the TV . The TV was invented after the car. I think the was invented before / I think the was invented after .The TV was invented before the computer.The computer was invented after theTV. I think the was invented before / I think the wa

3、s invented after .1a Look at the things below. In what order do you think they were invented? Discuss them with your group. Then number them 14 (1 = first, 4 = last).42131b Listen and match the inventions with the years._ 1876_ 1885_ 1927_ 1971dacb1c Student B, cover the dates. Student A, ask Studen

4、t B when the things in the picture in 1b were invented. Then change roles and practice again.A: When was the telephone invented?B: I think it was invented in 1876.cWhen was the computer invented?Let me seeheel scoope-lec-tri-ci-ty stylepro-ject plea-surezip-per dai-lyhave a point web-sitepio-neer li

5、stmen-tionhigh heelshoes with sscoophot ice-cream scoop, shoes with special heelsupdownhot ice-cream scoop, runs(運(yùn)行運(yùn)行) on electricityshoes with lights2a Listen and number the inventions 13 in the order you hear them.2132b Listen again and match the items with their inventors and uses. InventionWhat

6、is it/are they used for?shoes with special heels_ the style of the shoesshoes with lightsseeing _hot ice-cream scoop _ really cold ice-creamchangingin the darkserving2c Make conversations using the information in 2b.A: What are the shoes with lights used for?B: Theyre used for seeing in the dark.zip

7、per(s)inventor:_invention:_Whitcomb JudsonTime: _1893Paul: Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention? Roy: With pleasure! Let me think . hmm . I know! The zipper!Paul: The zipper? Is it really such a great invention

8、?Roy: Think about how often its used in our 2d Role-play the conversation. daily lives. You can see zippers on dresses, trousers, shoes, bags . almost everywhere!Paul: Well, you do seem to have a point . Roy: Of course! I thought about it because I saw a website last week. The pioneers of different

9、inventions were listed there. For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasnt used widely.Paul: Really? So when did it become popular? Roy: Around 1917.Explanations1.the style of the shoes 鞋子的款式鞋子的款式(1) style名詞，意為名詞，意為“樣式；款式樣式；款式”。 其常用短語其

10、常用短語 in style意為意為“時髦的時髦的”， 其反義短語為其反義短語為out of style, 意為意為“過時的過時的”。 This years style in dresses is different from last years. 今年的服裝樣式與去年的不同。今年的服裝樣式與去年的不同。 Her clothes are always in style. 她的衣服總是很時髦。她的衣服總是很時髦。2. With pleasure! 非常愿意！非常愿意！ pleasure (a state of feeling or being happy) 名詞，意為名詞，意為“高興高興;愉快愉

11、快”。 He takes no pleasure in his work. 他從工作中得不到絲毫的樂趣。他從工作中得不到絲毫的樂趣。 Thanks for helping me. 謝謝你幫助了我。謝謝你幫助了我。 My pleasure. / It s a pleasure. 別客氣。別客氣。3. Think about how often its used in our daily lives. 想想看想想看, ,在我們的日常生活中它被使用得多么頻繁。在我們的日常生活中它被使用得多么頻繁。(1) daily (happening, done or produced every day) 形容

12、詞，意為形容詞，意為“每日的；日常的每日的；日常的”。 Dont you read the daily news in todays newspaper? 你（們）沒有讀今天報紙上的每日新聞嗎你（們）沒有讀今天報紙上的每日新聞嗎?daily adj.每日的每日的, 日常的日常的 adv.每日每日;每天每天weekly adj. 每周的每周的 adv. 一一周一次周一次monthly adj.每月的每月的 adv.一月一一月一次次yearly adj.每年的每年的 adv.一年一次一年一次4. Well, you do seem to have a point . 嗯，看來你說的確實(shí)有道理嗯，看

13、來你說的確實(shí)有道理 have a point固定短語，意為固定短語，意為“有道理有道理” You have a point It would be better to wait till tomorrow. 你說的有道理，還是等到明天比較好。你說的有道理，還是等到明天比較好。5. The pioneers of different inventions were listed there. 各種發(fā)明的先驅(qū)者們被列到了上面。各種發(fā)明的先驅(qū)者們被列到了上面。(1) pioneer (a person who does something first) 可數(shù)名詞，意為可數(shù)名詞，意為“先鋒；先驅(qū)先鋒；

14、先驅(qū)”。China Young Pioneers意為意為“中國少年先鋒隊中國少年先鋒隊”。 He is a computer pioneer. 他是計算機(jī)方面的先驅(qū)。他是計算機(jī)方面的先驅(qū)。(2) list動詞動詞，意為，意為“列表列表;列清單列清單”。 List them and you will never forget 把它們列出來你就不會忘記了。把它們列出來你就不會忘記了。 list用作用作名詞名詞，意為，意為“名單；清單名單；清單”。 I did not see his name on the list. 我在名單上沒有看到他的名字。我在名單上沒有看到他的名字。6. For examp

15、le, it mentioned that the zipper was invented by Whitcomb Judson in 1893. 例如例如, 它提到拉鏈?zhǔn)窃谒岬嚼準(zhǔn)窃?893年由惠特科姆年由惠特科姆.賈德賈德 森發(fā)明的。森發(fā)明的。 mention動詞，意為動詞，意為“提到，說到提到，說到”其后可接其后可接 that 引導(dǎo)的賓語從句。引導(dǎo)的賓語從句。 He mentioned that the food was invented by a Chinese. 他提到這種食物是由一個中國人發(fā)明的。他提到這種食物是由一個中國人發(fā)明的。想出想出 樂意樂意有道理有道理不同的發(fā)明的先驅(qū)

16、不同的發(fā)明的先驅(qū)被廣泛地使用被廣泛地使用在我們的日常生活中在我們的日常生活中 in our daily lives think ofwith pleasurehave a pointthe pioneers of different inventionsbe widely used byUnit 6When was it invented?ac-ci-den-tal by ac-ci-dentnear-ly ru-ler boil re-mainsmell(smelt,smelt)saint na-tionaltrade take placedoubt without doubtParagra

17、ph 1Paragraph 2 Paragraph 3 Lu Yu and his book Cha Jing How tea spread to other countries How tea was invented by accident Read the passage quickly and match each paragraph with its main idea. 3b Read the passage again and answer the questions.1.When was tea first drunk? It was first drunk nearly 5,

18、000 years ago.2.How was tea invented? While Shen Nong was boiling drinking water over an open fire, some leaves fell into the water, so tea was invented.3.Who is called “the saint of tea”? Lu Yu.4.What is Cha Jing about? Its a book about tea.5.When was tea brought to other countries? During the 6th

19、and 7th centuries.3a Read the passage quickly and match each paragraph with its main idea. An Accidental Invention Did you know that tea, the most popular drink in the world (after water), was invented by accident? Many people believe that tea was first drunk nearly 5,000 years ago. It is said that

20、a Chinese ruler called Shen Nong first discovered tea as a drink. One day Shen Nongwas boiling drinking water over an open fire. Some leaves from a tea plant fell into the water and remained there for some time. It produced a nice smell so he tasted the brown water. It was quite delicious, and so, o

21、ne of the worlds favorite drinks was invented. A few thousand years later, Lu Yu, “the saint of tea”, mentioned Shen Nong in his book Cha Jing. The book describes how tea plants were grown and used to make tea. It also discusses where the finest tea leaves were produced and what kinds of water were

22、used. It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries. In England, tea didnt appear until around 1660, but less than 100 years later, it had become the national drink. The tea trade from China to Western countries took place in the 19th century. This helped to

23、 spread the popularity of tea and the tea plant to more places around the world. Even though many people now know about tea culture, the Chinese are without doubt the ones who best understand the nature of tea.3c Complete the sentences with the correct forms of the verbs in the box.invent drink brin

24、g produce trade1. One of the worlds favorite drinks was _ by accident.2. Tea was first _ by Shen Nong 5,000 years ago.inventeddrunk3. A nice smell was _ when the tea leaves dropped into the hot water.4. Tea was _ to Korea and Japan during the 6th and 7th centuries.5. Tea is now _ between many differ

25、ent ducedbroughttradedby accidentIt is said that an accidental inventionover an open firefall into one of the worlds favorite drinks 意外的發(fā)明意外的發(fā)明 偶然偶然 據(jù)說據(jù)說 明火明火 上上 掉入，落入掉入，落入世界上最受歡迎的茶飲之一世界上最受歡迎的茶飲之一人們相信人們相信 直到直到.才才不少于不少于 茶的普及茶的普及發(fā)生發(fā)生 毫無疑問毫無疑問It is believed thatnot until less than populari

26、ty of tea take place without doubt 沏茶沏茶 什么類型的什么類型的make teawhat kinds of 1.Did you know that tea, the most popular drink in the world (after water), was invented by accident? 你知道茶這種世界上最受歡迎的飲料你知道茶這種世界上最受歡迎的飲料(僅次于僅次于水水)是偶然被發(fā)明的嗎？是偶然被發(fā)明的嗎？ (1)本句是一個復(fù)合句。本句是一個復(fù)合句。主句是主句是Did you know, that引導(dǎo)的是一個賓語從句，其中從句的主引導(dǎo)的

27、是一個賓語從句，其中從句的主語是語是tea, 而而the most popular drink in the world (after water), 是是tea的同位語。的同位語。Language Points(2) by accident意為意為“偶然偶然;意外地意外地”。 I knew his name by accident. 我偶然知道了他的名字。我偶然知道了他的名字。 He met Tom by accident. 他偶然遇到了湯姆。他偶然遇到了湯姆。2. Many people believe that tea was first drunk nearly 5,000 years

28、 ago. 許多人認(rèn)為，差不多在許多人認(rèn)為，差不多在 5000年以前茶第一次年以前茶第一次 被飲用。被飲用。 nearly (almost)副同，意為副同，意為“幾乎；差不多幾乎；差不多”。 I nearly fell off my bike. 我?guī)缀鯊淖孕熊嚿纤は聛?。我?guī)缀鯊淖孕熊嚿纤は聛怼?. It is said that a Chinese ruler called Shen Nong first discovered tea as a drink. 據(jù)說有一位叫神農(nóng)的中國統(tǒng)治者最早發(fā)現(xiàn)了據(jù)說有一位叫神農(nóng)的中國統(tǒng)治者最早發(fā)現(xiàn)了 茶可以飲用。茶可以飲用。 (1) It is said t

29、hat表示表示“據(jù)說據(jù)說”，其中，其中it 是是 形式主語，形式主語，that引導(dǎo)的從句為真正的主語。引導(dǎo)的從句為真正的主語。 It is said that he is a rich second generation. 據(jù)說他是一個富二代。據(jù)說他是一個富二代。(2)ruler名詞，意為名詞，意為“統(tǒng)治者統(tǒng)治者;支配者支配者” A king is a ruler. 國王是統(tǒng)治者。國王是統(tǒng)治者。It isbelieved-that “據(jù)認(rèn)為據(jù)認(rèn)為”reported-that “據(jù)報道據(jù)報道”known-that “眾所周知眾所周知”supposed-that “據(jù)推測據(jù)推測”4. Some l

30、eaves from a tea plant fell into the water and remained there for some time. (l) fall into意為意為“落人落人;掉入掉入”。 He was drunk and fell into the water. 他喝醉了，跌落到水中。他喝醉了，跌落到水中。 (2)remain (to stay in the same place)此處用作此處用作 不不 及物動詞，意為及物動詞，意為“停留停留;逗留逗留”。 How long will you remain here? 你要在此地停留多久？你要在此地停留多久？ rema

31、in 作連系動詞，表示作連系動詞，表示“仍然是（處仍然是（處于某種狀態(tài)）；保持不變于某種狀態(tài)）；保持不變”，相當(dāng)于，相當(dāng)于keep。其后可接。其后可接形容詞形容詞、名詞名詞、分詞或分詞或介詞短語介詞短語作表語。作表語。 He is in danger, but he remains calm. 盡管處于危險中，但他依然鎮(zhèn)定。盡管處于危險中，但他依然鎮(zhèn)定。 一株茶樹上的幾片葉子落到水里并停一株茶樹上的幾片葉子落到水里并停留了了一段時間。留了了一段時間。Some leaves from a tea plant fell into the water and remained there for s

32、ome time.5. It produced a nice smell so he tasted the brown water. 水里散發(fā)出一種怡人的氣味，因此他水里散發(fā)出一種怡人的氣味，因此他 品嘗了品嘗了 這種棕色的水。這種棕色的水。(1) smell可作不可數(shù)名詞，也可作可數(shù)名詞可作不可數(shù)名詞，也可作可數(shù)名詞，意為，意為 “氣味氣味”。用作可數(shù)名詞時，表示。用作可數(shù)名詞時，表示“某某 一種氣一種氣味味”。 This flower hasnt much smell. 這種花的香味兒不濃。這種花的香味兒不濃。 Theres a smell of cooking. 有股燒菜做飯的味兒。有股

33、燒菜做飯的味兒。6. it had become the national drink. 它已經(jīng)變成了全國性的飲料。它已經(jīng)變成了全國性的飲料。 national形容詞，意為形容詞，意為“國家的國家的;全國的全國的”。其名。其名 詞形式為詞形式為nation“國家國家; nationality “ 國籍國籍”。 The British national flag is red, white and blue. 英國國旗是紅、白、藍(lán)三色。英國國旗是紅、白、藍(lán)三色。 Our newspaper is a national newspaper. 我們的報紙是全國性的報紙。我們的報紙是全國性的報紙。7.

34、 The tea trade from China to Western countries took place in the 19th century. 中國和西方國家之間的茶葉貿(mào)易發(fā)生在中國和西方國家之間的茶葉貿(mào)易發(fā)生在19 世紀(jì)。世紀(jì)。 take place意為意為“發(fā)生發(fā)生;出現(xiàn)出現(xiàn)”。 Great changes have taken place since 1976. 自自1976年以來發(fā)生了巨大的變化年以來發(fā)生了巨大的變化,8. Even though many people now know about tea culture, the Chinese are without

35、 doubt the ones who best understand the nature of tea. 盡管現(xiàn)在許多人了解茶文化，但是中國人無疑盡管現(xiàn)在許多人了解茶文化，但是中國人無疑 是最懂茶的內(nèi)涵的人。是最懂茶的內(nèi)涵的人。 without doubt 意為意為 “毫無疑問毫無疑問;的確的確”。 Without doubt she has been working hard. 她的確一直在努力工作。她的確一直在努力工作。 ExercisesExercises1.(2013泰安泰安) So kind of you to give me a ride to the station! _.

36、A. It doesnt matterB. Never mind C. Dont mention itD. My pleasure2. (2013廣東廣東)It _ last week that the haze (霧霾霧霾)in Beijing caused many problems. A. reports B. reported C. is reported D. was reportedDI. 單項(xiàng)選擇。單項(xiàng)選擇。D3. (2013. 臨沂臨沂) The Olympic games of 2016 will _ in Brazil. A. take after B. take off

37、C. take place D. take away4. Thank you for taking me around your school, Darling. _. A. Dont mention it B. Never mind C. Of course not D. Dont thank meCA5. Look! A boy has fallen _ the river, lets go and save him. A. intoB. off C. overD. down6. Our sports meeting will _ tomorrow. A. take off B. take

38、 away C. take place D. take up7. The flower _ very nice. A. feels B. smells C. tastes D. soundsACB8. It _ that they will have the final exam next week. A. believe B. believes C. is believed D. believed9. Would you help me clean up the classroom, Bill? _. A. Yes, quite right B. Never mind C. Thats al

39、l right D. Sure, with pleasureCD1.你說的有道理，我不會再做那件事了。你說的有道理，我不會再做那件事了。 You _ _ _ I wont do that again.3. 毫無疑問劉宇是毫無疑問劉宇是最最好的運(yùn)動員好的運(yùn)動員。 Liu Yu is the best player _ _.4. 我女兒夢想將來成為一名醫(yī)生。我女兒夢想將來成為一名醫(yī)生。 My daughter _ _ becoming a doctor in the future.II. 完成句子。完成句子。have a pointall of a suddenwithout doubtdream

40、s ofHomework 1.Make a conversation about inventions.2.Master the words in this unit and pre-view next part.Unit 6When was it invented?When were the following things invented? Choose the right time.197619671876178618851727hot ice-cream scoopshoes with lightsshoes with special heelsWhat are these and

41、what are they used for?changing the style of the shoesseeing in thedarkserving really cold ice-creamWhen was the zipper invented? It was invented in 1893.Who was it invented by?It was invented by Whitcomb Judson.When was tea brought to Korea?It was brought to Korea during the 6th and 7th centuries.W

42、hat is the hot ice-cream scoop used for?Its used for serving really cold ice-cream. Passive voice in the simple past tenseActive: Alexander Graham Bell invented the telephone in 1876.Passive: The telephone was invented (by Alexander Graham Bell) in 1876.Grammar Focus1.一般過去時的被動語態(tài)的句式結(jié)構(gòu)一般過去時的被動語態(tài)的句式結(jié)構(gòu)肯

43、定句肯定句主語主語+was/were+was/were+及物動詞的過去分詞及物動詞的過去分詞（ + + byby）否定句否定句主語主語+ +was/were was/were + + not not+ +及物動詞的過去分詞及物動詞的過去分詞（+ + byby) ) 疑問句疑問句Was/Were+Was/Were+主語主語+ +及物動詞的過去分詞及物動詞的過去分詞（+by +by )? )?特殊疑問詞特殊疑問詞+was/were+was/were+主語主語+ +及物動詞的過及物動詞的過去分詞去分詞（ + by.)?+ by.)?2. 一般過去時的被動語態(tài)的基本用法一般過去時的被動語態(tài)的基本用法用

44、法用法示例示例表示過去某一具體時間發(fā)表示過去某一具體時間發(fā)生的動作，且句子的主生的動作，且句子的主 語語是謂語動詞動作的承受者是謂語動詞動作的承受者The house was built in The house was built in 1990.1990.這所房子建于這所房子建于19901990年。年。講述發(fā)生在過去的動作，講述發(fā)生在過去的動作，且不知道動作的執(zhí)行者且不知道動作的執(zhí)行者 He was honored with the He was honored with the name name “ Father of Hybrid Father of Hybrid RiceRice”

45、. . 他被授予他被授予“雜交水稻之父雜交水稻之父”的稱號。的稱號。含有雙賓語的主動句變?yōu)楸粍诱Z態(tài)時，通常含有雙賓語的主動句變?yōu)楸粍诱Z態(tài)時，通常把指把指 “人人”的間接賓語變?yōu)橹髡Z，而指的間接賓語變?yōu)橹髡Z，而指“物物”的直接賓語則不變的直接賓語則不變 He gave me a book yesterday. I was given a book (by him) yesterday3. 含雙賓語和復(fù)合賓語的主動句變?yōu)楸粍诱Z含雙賓語和復(fù)合賓語的主動句變?yōu)楸粍诱Z態(tài)的方法態(tài)的方法如果要把指如果要把指“物物”的直接賓語變?yōu)橹髡Z，則的直接賓語變?yōu)橹髡Z，則在在 間接賓語前加間接賓語前加to或或for I

46、brought him some food Some food was brought to him (by me).含有復(fù)合賓語的主動句變?yōu)楸粍诱Z態(tài)時，要含有復(fù)合賓語的主動句變?yōu)楸粍诱Z態(tài)時，要 將其中的賓語變成主語，賓語補(bǔ)足語不變將其中的賓語變成主語，賓語補(bǔ)足語不變 Jim asked Tom to go for a walk. Tom was asked (by Jim) to go for a walk. 如果賓語補(bǔ)足語是不帶如果賓語補(bǔ)足語是不帶to的動詞不定式，的動詞不定式， 主動語態(tài)變成被動語態(tài)時要加上不定式符主動語態(tài)變成被動語態(tài)時要加上不定式符 號號 to We often hea

47、rd Kate sing in the room. Kate was often heard to sing in the room (by us).4a Rewrite the sentences using the passive voice.1.They sold the fridge at a low price. The fridge was sold at a low price.2. Somebody stole my camera from my hotel room. My camera was stolen from my hotel room.3. Where did y

48、ou take these photos? Where were these photos taken?4. Our parents advised us not to go out alone. We were advised not to go out alone by our parents.5. Different writers translated the book into different languages. The book was translated into different languages by different writers.4b Complete t

49、he sentences with the 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. eat lock like ring invite break tell bringwere invitedwere brought3. The door _ when we a

50、rrived, 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.was lockedrangwere toldbrokewere eatenliked4c Decide whether active or p

51、assive forms should be used in these sentences. Write the correct forms in the blanks.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 noteswas inventedwas bor

52、nworkedlearntthrough 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.was inventedwas saidis usedExplanation1.They

53、 sold the fridge at a low price. 他們以低價出售這臺冰箱。他們以低價出售這臺冰箱。 low形容詞，意為形容詞，意為“低的；矮的低的；矮的”， 常用短語常用短語 at a low price 意為意為“以低價以低價”。 She jumped over the low wall. 她跳過了那堵矮墻。她跳過了那堵矮墻。 This sweater is on sale at a low price 這件毛衣正以低價出售。這件毛衣正以低價出售。 2. Somebody stole my camera from my hotel room. 有人從我的賓館房間里偷走了照相機(jī)

54、。有人從我的賓館房間里偷走了照相機(jī)。 somebody不定代詞，意為不定代詞，意為“某人；重要人某人；重要人 物物”， 用于肯定句中。作主語時謂語動詞用單數(shù)形用于肯定句中。作主語時謂語動詞用單數(shù)形 式，其同義詞為式，其同義詞為someone。 There is somebody waiting to see you. 有人在等著見你。有人在等著見你。 anybody不定代詞，意為不定代詞，意為“有人有人”，常用于否定句，常用于否定句 和疑問句中；用于肯定句中意為和疑問句中；用于肯定句中意為“任何人任何人”。 Is there anybody who can help me? 有人能幫我嗎？有人

55、能幫我嗎？ Anybody can do the work well. 任何人都能把這項(xiàng)工作做好。任何人都能把這項(xiàng)工作做好。3. The earthquake happened all of a sudden, but luckily the villagers were brought to a safe place. 突然發(fā)生了地震，但幸運(yùn)的是突然發(fā)生了地震，但幸運(yùn)的是,村民們被帶到村民們被帶到 了一個安全的地方。了一個安全的地方。(1) sudden(happening quickly and unexpectedly) 形容詞，意為形容詞，意為“突然突然(的的)”。 There was

56、 a sudden change in the weather. 天氣突然變了。天氣突然變了。(2) all of a sudden意為意為“突然；猛地突然；猛地”，相當(dāng)于副詞相當(dāng)于副詞 suddenly。 He came to us all of a sudden.=He suddenly came to us. 他突然朝我們走來。他突然朝我們走來。ExercisesExercises1.(2013.陜西陜西)The mobile phone has influenced peoples life a lot since it _. A. invents B. invented C. is

57、invented D. was invented2. (2013.上海上海) _ is waiting for you at the gate. He wants to say thanks to you. A. Somebody B. Anybody C. Everybody D. NobodyDI. I. 單項(xiàng)選擇。單項(xiàng)選擇。A3. At the end of the meeting Miss Green _ two minutes to decide whether she should join the project or not. A. gave B. give C. was gi

58、ven D. was giving4. The mixture smelt terrible but Tom _ taste it. A. was made toB. was made C. made to D. madeCA5.Did you go to Jacks birthday party? No, I_. A. am not invited B. wasnt invited C. havent invited D. didnt invite6.The book Business the Speed of Thought _ in 1999. A. writes B. is writt

59、en C. wrote D. was writtenBD7. _a new library _ in your school last year? A. Is; built B. Was; built C. Does; built D. Did; built8. The earth is our home. It _well. A. must be protected B. should protect C. need protect D. should protected.BA1.The young man saved the lives of the children. The lives

60、 of the children were saved by the young man.2. The villagers didnt find the lost boy at last. The lost boy wasnt found by the villagers at last.II. II. 將下列句子改為被動語態(tài)。將下列句子改為被動語態(tài)。3. Did you clean up your room last night? Was your room cleaned up last night?4. My mother bought me a new CD player. I was