人教版9年級Unit6 學案 Unit 6 When was it inventedSection A 1a—1c

1、筆審 核初三英語組課 型聽說課課 時1課題Unit 6 When was it invented ? Section A 1a1c批注學習目標句型：When was the car invented?弄清一般過去時態(tài)的主動語態(tài)與被動語態(tài)的差異，并通過練習和運用加以鞏固。 重點難點句型：When was the car invented?弄清一般過去時態(tài)的主動語態(tài)與被動語態(tài)的差異，并通過練習和運用加以鞏固。學法指導(dǎo)在學習中，懂得人類的科學發(fā)明創(chuàng)造了豐富的物質(zhì)文明，激發(fā)創(chuàng)造發(fā)明的能力和愿望。并樂于參加學習小組活動，積極合作。教學過程教學過程一、 導(dǎo)入（啟發(fā)探究 3分鐘）通過課件呈現(xiàn)中國古代的發(fā)明:

2、 gun powder compass paper making printing然后問學生:What are they?Help the students to say :They are four inventions of China. Get the students to repeat.叫學生列舉一些他們知道的發(fā)明,如car, telephone ,computer, TV等。Then show some inventions on the screen to the students:Telephone, calculator, car, personal computer, TV

3、, light bulb, alarm, clock, microwave oven, electric slipper.Teacher: There are many useful things in the world. They help us a lot in life. (Show some pictures on the screen)When were they invented? Students: _. The telephone was invented in 1876. The computer was invented in .二、自學（自主探究 6分鐘）翻譯下列年代：

4、1ninetseventy-one_2eighteeneighty-five_3.eighteenseventy-six 4. 1927_ 5. 1976_ 6. 2010_三、交流（合作探究 10分鐘）1. 要求學生翻開課本P41，迅速閱讀1a部分的內(nèi)容。并按要求完成課本上相應(yīng)的任務(wù): Number the pictures.（1分鐘）2. 檢查答案，先要求全班一起給出答案并檢查討論。 3. 要求學生聽第一遍錄音，并完成課本上1b的聽力任務(wù): Listen and match the inventions with the years. Check their answers: 讀出序號-讀

5、出年份-讀出完整的句子（2分鐘）4.聽第二遍，填空。5. 要求學生聽第三遍錄音，并逐句進行跟讀。（2分鐘）6. 完成教材1c的任務(wù)，要求學生模仿1a內(nèi)容，進行對話練習。并邀請2-3對同學當堂進行演示。（3分鐘7. 小結(jié)訓(xùn)練。要求學生在規(guī)定的時間內(nèi)完成一個小練習。并請若干學生給出自己的答案。有錯誤的話及時解決糾正。（2分鐘）用所給單詞的正確形式填空：1) When was the telephone invented (invent)?2) The computer can help us do math problems (help).3) In those day, the woman co

6、uldnt afford (afford)a TV because they were really expensive.4) A friend of mine (I) came to see me last week.5) I think you need to take (take) a history class.四、總結(jié)（引深探究 15分鐘）1.invent (v.)發(fā)明；創(chuàng)造invent 指發(fā)明創(chuàng)造出自然界本來不存在的東西，如工具、方法、手段、汽車、電器、合成材料等。【備課例句】Bell invented the telephone. 貝爾發(fā)明了電話。Smith invented a

7、 new teaching method. 史密斯發(fā)明了一種新的教學方法?！緳M向輻射】discover, find, create 1.discover是“發(fā)現(xiàn)”的意思，是指發(fā)現(xiàn)原來就有而一直沒被發(fā)現(xiàn)，如發(fā)現(xiàn)電、煤、石油等礦藏及新星、星系或科學真理等。Columbus discovered America in 1492.1492年哥倫布發(fā)現(xiàn)了新大陸。2.find的意思是“尋找”，強調(diào)找的結(jié)果，并不指發(fā)現(xiàn)。Ive tried to find another copy but couldnt find one.我試圖再找一本，但沒能弄到3.create指有目的地把原材料制成新產(chǎn)品，也指創(chuàng)造出原來

8、不存在的或與眾不同的事物。【課堂變式】根據(jù)語境提示，用invent, discover，find或create的形式填空，完成句子。1.When _ the stream engine（蒸汽機） _?2.I cant _ my bike, Im looking for it. 3. Scientists are now trying to _ if this is possible.4. Do you know who_ the plane？5. He _quite a number of wonderful characters in his play.五、練評（包含“考點鏈接” 應(yīng)用探究

9、6分鐘）單項選擇（ ）1.The kind of cup is used_drinking. A.to B.as C.by D.for（ ）2.My mother and my sister kept on talking,but my father_silent all the time.A.got B.kept C.turned D.looked（ ）3.I think the short story_by Lu Xun. A.is writing B.is written C.written D.was written（ ）4.-Who_the electric light lamp_?

10、 Edison.A.was;invented B.is;invented C.was;invented by D.did;invented by教學反思執(zhí) 筆黃玉珍審 核初三英語組課 型聽說課課 時1課題Unit 6 When was it invented ?Section A 2a2c批注學習目標掌握本課單詞、短語、句型 Who was it invented by? What are they used for?重點難點能聽懂含有一般過去時態(tài)被動語態(tài)的簡短對話。能運用一般過去時態(tài)被動語態(tài)談?wù)摎v史上的發(fā)明。X k B 1 . c o m 學法指導(dǎo)觀察圖畫-回憶句型-練習口語-鞏固練習教學過

11、程一、 導(dǎo)入（啟發(fā)探究）Dialogue 1:S1: What is this? S2: This is a hot ice- cream scoop. It runs on electricity.S1: What is it used for? S2: It is used for serving really cold ice cream.S1: Who was it invented by? S2: It was invented by Chelsea Lanmon.Dialogue 2:S1: What are these? S2: They are shoes with light

12、s.S1: What are they used for? S2: They are used for seeing in the dark.S1: Who were they invented by? S2: They were invented by Julie Thompson.二、自學（自主探究 6分鐘）三、交流（合作探究 10分鐘）1. 要求學生翻開課本P42。播放錄音一遍，完成2a，2b的聽力任務(wù)，然后個別檢查，統(tǒng)一核對答案。（2分鐘）2. 要求學生聽第二遍錄音，并逐句進行跟讀。（2分鐘）3. 聽力內(nèi)容鞏固訓(xùn)練。要求學生根據(jù)所聽到的內(nèi)容完成下列各句。完成后要求若干學生給出自己的答案

13、。以鞏固對聽力內(nèi)容的了解。（4分鐘） The shoes with lights are used for seeing in the dark. They were invented by Julie Thompson. This hot ice cream scoop is used for scooping out really cold ice cream. The shoes with adjustable heels are used for changing the style of your shoes.4、聽錄音填空5、. 大聲朗讀聽力材料。（1分鐘）6. 放下聽力材料，要求

14、學生模仿聽力內(nèi)容，利用2a，2b的信息分角色練習對話練習。然后邀請2-3對同學當堂演示?？茨囊粚Φ谋憩F(xiàn)最佳。（5分鐘）四、總結(jié)（引深探究 15分鐘）be used for 用來做此短語中的for是介詞，表示用途，后接名詞或動詞-ing形式?！緜湔n例句】An orange is used for medicine. 桔子可以入藥。A pen is used for writing. 鋼筆用來寫字?！緳M向輻射】be used as & be used by 1.be used as 意為“被用作”，介詞as表示“作為”，其后一般接名詞，強調(diào)使用的工具及手段。English is used as t

15、he second language in many countries. 英語在許多國家被當作第二語言使用。This room is used as their office. 這人房間被用作他們的辦公室。2.be used by 意為“被使用”，介詞by后面接動作的執(zhí)行者（賓語）。English is used by travelers and business people all over the world. 全世界的旅行者和商人們使用英語。Tractors are used by the farmers. 農(nóng)民使用拖拉機。五、練評（包含“考點鏈接” 應(yīng)用探究 6分鐘）選擇( )1.

16、 Michael Jackson was called the king of pop, wasnt he?2 Of course. He by people all over the world.【出處：A. was looked up B. was looked up to C. looked up D. looked up to ( )2. Was table tennis invented by the Chinese? No. It in China until the start of the 20th century. A. played B. was played C. did

17、nt play D. wasnt played( )3. Do you know in ancient China? I have no idea. But I know people once used tree leaves to make paper.A. how paper was madeB. how was paper made C. what paper was made D. what was paper made教學反思執(zhí) 筆黃玉珍審 核初三英語組課 型聽說課課 時1課 題Unit 6 When was it invented ?Section A 2d學習目標掌握本課對話內(nèi)

18、容 。 繼續(xù)學習一般過去時態(tài)的被動語態(tài)。重點難點能運用一般過去時態(tài)的被動語態(tài)進行對話練習學法熟讀-對話-背誦鞏固練習教學過程教學過程一、導(dǎo)入（啟發(fā)探究 3分鐘What is it called ? It is called zipper.When was it invented ? The wasinvented in 1893.Who was it invented by?The zipper was invented by Whitcomb Judson.二、自學（自主探究 6分鐘）拼讀記憶單詞根據(jù)漢語提示完成單詞。1. I like the color of this coat but

19、I dont like its style (款式). 2. Its my great pleasure (高興) to have a talk with you.3. The little inventions have helped me a lot in my daily (日常的)life.4. Julia introduced a good website (網(wǎng)站)to me to learn English.5. My mother always lists（列清單）all things that she wants to buy before shopping.三、交流（合作探究

20、 10分鐘）播放2d的對話錄音，學生仔細傾聽，注意語音語調(diào)、句群停頓。播放2d的對話錄音，讓學生跟讀，模仿語音語調(diào)、句群停頓。學生朗讀2d對話并理解大意。學生分角色朗讀并表演2d的對話。（5分鐘）對話內(nèi)容鞏固訓(xùn)練。要求學生根據(jù)2d對話的內(nèi)容完成下各句。完成后要求若干學生給出自己的答案。以鞏固對對話內(nèi)容的了解。（4分鐘）Last week, Roy saw a website, it says the zipper is one of the it greatest small inventions that changed the world. It mentioned that the zi

21、pper was invented by Whitcomb Judson in 1893. but at that time, it wasnt widely used. Paul think he do seems to have a point. The zipper is really such a great invention and its used in our daily lives very often and everywhere.四、總結(jié)（引深探究 15分鐘）pleasure n. 高興，愉快； 常用于口語中；its my pleasure. With pleasure.

22、Its my pleasure to help you look after your pet cat. 我感到很榮幸?guī)湍阏湛茨愕膶櫸镓??！緳M向輻射】please, pleased, pleasure, pleasant 的區(qū)別一、please1.表請求或要求的語氣。是動詞（及物動詞）。-Come in, please.請進來吧。（或Pease come in） -Sit down, please.請坐。（或Please sit down）2.表“討好，討人喜歡；喜歡”（不及物動詞） 或者“使高興，使?jié)M意，使喜歡”（及物動詞）-Go where you please.你想去哪就去哪。 -Wha

23、t pleases you best?你最喜歡什么？ 二、pleased形容詞。表示“高興的，喜歡的，滿意的”。它指的是人主觀上感到的滿足心理 -Im pleased to see you!見到你真高興！ 常用句型有：be pleased to do sth.高興做某事 be pleased at/about/with/by 對感到滿意/高興 be pleased that從句 對 感到滿意/高興三、pleasant形容詞。表示“令人愉快的”“讓人感到滿意”。主語一般為物。The walk was very pleasant. 那次散步很（讓人）愉快。四、pleasure名詞 表示“滿足；樂趣

24、；消遣、娛樂”Its a pleasure to read this book. 讀這本書真是件樂事?！菊n堂變式】（1）根據(jù)句意，用pleasant, pleased或pleasure填空。1.I had a _ time. 2.He will be _ to help you. 3.Reading gives me great _. 4.It gives me _to see you looking happy.5.We spent a _ day in the country.五、練評（包含“考點鏈接” 應(yīng)用探究 6分鐘）用所給詞的適當形式補全句子1.-When the telephone

25、 ? -I think it in 1876.(invent)2.-What are the hot ice-cream scoops used for?- They are used for (scoop)really cold ice cream.3.Many beautiful presents （buy）for the teachers last Sunday.4.The thief (catch) by the police at last.5.The new computers (give) to the village school as presents last month.

26、教學反思執(zhí) 筆黃玉珍審 核初三英語組課 型閱讀課課 時1課 題Unit 6 When was it invented ?Section A 3a3c學習目標掌握本課單詞、短語、句型重點難點1.nearly adv.幾乎，差不多； 2.boil v. 煮沸，燒開；3.remain v. 保持不變；剩余；4.national adj.國家的，民族的；學法指導(dǎo)了解歷史-閱讀思考-閱讀理解-鞏固練習教學過程教學過程一、導(dǎo)入（啟發(fā)探究 3分鐘）Questions:Do you drink tea every day?_ _Who invented tea in history?_Do people in

27、 other countries drink tea in their daily life？_二、自學（自主探究 6分鐘）拼讀記憶單詞【新詞自查】根據(jù)漢語提示完成單詞。1. The tiger is looked as the ruler（統(tǒng)治者）of this forest.2. Most students went to the playground. Only a few remained (剩下)to clean the classroom.3. Alice is without doubt (懷疑) the best student in our class.4. The drag

28、on is treat as a national (民族的)symbol of the Chinese.5. Mother is boiling (煮沸) the milk for the baby.三、交流（合作探究 10分鐘）完成教材3a 的任務(wù)1. 要求學生快速默讀短文，熟知大意，并完成課本3a的任務(wù)：match each paragraph with its main idea; 然后邀請幾位同學給出自己的答案，全班一起學習討論。（3分鐘）2. 先邀請幾位同學閱讀短文（可一人一段），教師要注意學生的語音，給予必要的朗讀指導(dǎo)。然后播放錄音，全班同學一起跟讀。（3分鐘）3. 短文內(nèi)容鞏固

29、練習。教師可給出一篇改寫了的短文，將一些重點的表達方式空出。讓學生在規(guī)定的時間內(nèi)補全短文。然后邀請若干同學給出自己的答案。（4分鐘）Tea is the most popular drink in the world. But to our surprise, it was invented by accident. It wasnt brought to western world until 1610, but it was discovered 3,000 years earlier. An ancient Chinese legend says Shen Nong discovered

30、 the tea when he was boiling drinking water in the open air. Some leaves from a nearby bush fell into the water and remained there for some time. And a pleasant smell came from the water then. He tasted the mixture and it was wonderful. And in this way, tea was invented. 4. 完成教材3b的任務(wù)，要求學生再次閱讀短文內(nèi)容，回答

31、3b中所提出的問題（5分鐘）5. 用3c方框中所給的單詞的正確形式完成句子；設(shè)置一個5分鐘的時限；然后請5位同學分別朗讀句子，同時核對答案。1. invented 2. drunk 3. produced 4. brought 5. traded6、閱讀填表After you read, answer the 4 questions following the article.1. What is the article about?It is about the invention of tea.2.When was it invented?It was invented over thre

32、e thousand years before 1610.3.Who was it invented by?It was invented by Shen Nong.4. How was it invented?The ruler Shen Nong noticed that the leaves from a nearby bush in the water produced a pleasant smell. He tasted the hot mixture. It was quite delicious.四、總結(jié)（引深探究 15分鐘）詞語運用1.remain (v.) 保持；剩余；殘余

33、remain意為“停留，留下”，相當于stay?！按粼谀抢铩笨梢哉fremain / stay there，但“呆在家里”只能說stay (at) home。She remains in the house all these days. 她這些天一直呆在那棟房子里。They all wished us to remain. 他們都希望我們留下來?！緳M向輻射】remain作連系動詞remain用作連系動詞，意為“保持(某種狀態(tài))，繼續(xù)存在，仍舊是”，后面接形容詞，名詞，分詞，不定式或介詞短語。She remained sitting when they came in他們進來時，她仍然坐著(沒有

34、站起來)。Peter became a manager but John remained a worker. 彼得當上了經(jīng)理,但約翰仍然是一個工人。Whatever great progress you have made, you should remain modest. 無論你取得了多么大的進步,你都應(yīng)一直保持謙虛。This remains to be proved. 這有待證實。(將來被動動作)Whether it will do us good remains to be seen. 這是否對我們有好處,還要看一看。2. by accident偶然地；意外地He made this

35、 mistake by accident.他犯這個錯誤純屬偶然。3. In this way, you will find the answer to this question. 用這種方法，你可以找到這個問題的答案。way主要有以下幾種用法：表示“方法”，接不定式，.way to do sth這一結(jié)構(gòu)等于.way of doing sth。Scientists are trying to find ways to prevent(of preventing) disease. 科學家們正在尋找預(yù)防疾病的方法。There are many ways of traveling(to trave

36、l), for example, by air. 旅行有許多方式，例如乘飛機。表示“路途”，“路線”，常構(gòu)成on ones/the way to.“在的途中”。在這一結(jié)構(gòu)中，介詞to表示方向，后接名詞。如果后面接地點副詞如here, there, home時則不用to。Im on my way home.我正在回家的路上。Shes on her way to see the film.她正在去看電影的路上。表示“方向”。Look this way.看這邊。 Go that way.往那邊走。表示“距離”，“路程”。 Beijing is a long way from here.北京離這里很遠

37、。4. In England, tea didnt appear until around 1660.在英國，茶直到1660年才出現(xiàn)。此句是由until引導(dǎo)的時間狀語從句。not. until 意為“只到才”。She didnt leave until I felt better.只到我感覺好點了，她才離開?！緳M向輻射】until的用法until常用作介詞或連詞，用來引導(dǎo)介詞短語或從句在句子中作時間狀語。在肯定句中，until與延續(xù)性、持續(xù)性動詞連用，表示“直到為止”。I worked until late in the afternoon. 我一直干到下午很晚的時候。五、練評（包含“考點鏈接

38、” 應(yīng)用探究 6分鐘）（ ）1. It was invented Edison A.by B.in C.for D.to （ ）2. This watch China. A.was made in B.was made by C.was made from D.was made of （ ）3. - was the car invented? -It was invented in 1983. A.When B.Why C.How D.Who（ ）4. it rained yesterday, I still went on a trip. A. Although B.But C.Becaus

39、e D.And（ ）5. Basketball by people all over the world. A.is enjoyed B.is like C.love D.enjoyed（ ）6. Pens are used for on paper. A.write B.writing C.to write D.wrote執(zhí) 筆黃玉珍審 核初三英語組課 型練習課課 時課 題Unit 6 When was it invented ?Section A 4a4c學習目標總結(jié)一般過去時態(tài)被動語態(tài)重點難點運用一般過去時態(tài)的被動語態(tài)完成相應(yīng)練習學法指導(dǎo)觀察-總結(jié)-思考-運用鞏固練習教學過程一、 導(dǎo)入（

40、啟發(fā)探究 3分鐘）SA: When was the car invented ? SB: It was invented in 1885.SA: When were electric slippers invented? SB: They were invented last year.SA : Who were they invented by? SB: They were invented by Julie Thompson.SA: What were they used for? SB: They were used for seeing in the dark.Thomas /tms/

41、 Watson /wtsn/托馬斯 沃森 p.44Questions:1. What invention do you like best? Why?_2. What invention do you hate a lot?_3. List as many of them as you can._二、自學（自主探究 6分鐘）1、拼讀、記憶單詞2、【新詞自查】根據(jù)漢語提示完成單詞。（1）. The boy lost his parents during the last years earthquake (地震).（2.） The students were asked to translate

42、 (翻譯) the story into English.（3）. The police found the lost boy under the destroyed house through an instrument (儀器)。（4.） I only have some biscuits (餅干) and a glass of milk every morning.（5）. If you cant eat all these fruit , you may put some into your fridge (冰箱).3、閱讀一般過去時態(tài)的被動語態(tài)句子，感悟其結(jié)構(gòu)、用法、句型變化。(1.

43、) -When was the zipper invented?-It was invented in 1893.-拉鏈是什么時候發(fā)明的？-它是在1893年被發(fā)明的。(2). -Who was it invented by? -It was invented by Whitcomb Judson.-它是由誰發(fā)明的？-它是被惠特科姆.賈德森發(fā)明的。(3). The fridge was sold at a low price. 這個冰箱被以低價賣掉了。(4.) The students were told not to eat or drink in class. 學生們被告知在課堂上既不吃或喝

44、任何東西。三、交流（合作探究 10分鐘）完成教材4a-4c的任務(wù)1. 要求學生翻開課本P44，參照4a所提供的信息和例句，用被動語態(tài)改寫句子.給出5分鐘的時限，并請另4位同學在黑板上改寫，全班集體核對答案。（5分鐘）2.用所給單詞的正確形式完成4b句子。給出5分鐘的時限，并請另個5位同學朗讀句子，全班集體核對答案。3. 先瀏覽4c的短文，確定空格處的動詞是用主動形式還是被動形式，然后用動詞的正確形式填空完成短文。給出5分鐘的時限，并請1位同學朗讀短文，全班集體核對答案。4. 小結(jié)訓(xùn)練。要求學生在規(guī)定的時間內(nèi)完成一個小練習。并請若干學生給出自己的答案。有錯誤的話及時解決糾正。（2分鐘）用所給詞的

45、適當形式填空。1. This instrument is used for playing (play) music in class. 2. How many magazines were borrowed (borrow) from the library today? 3. Edison was a great inventor. He had over 1.000 inventions in his life.(invent). 4.A picture was put (put) on the blackboard before class.5. Plates and dishes w

46、erent washed (not wash) after supper yesterday.四、總結(jié)（引深探究 15分鐘）重點短語1. at a low price 以一個很低的價格 2. take these photos 拍這些照片 3. go out alone 單獨外出 4. translate the book into different language 把書翻譯成不同種的語言5. all of sudden突然 一般過去時的被動語態(tài)學習三要素一、一般過去時的被動語態(tài)的概念及構(gòu)成 一般過去時的被動語態(tài)表示過去某一時間的被動動作或過去經(jīng)常性、習慣性的被動動作，由“主語 + was

47、 / were + 及物動詞的過去分詞 + by + 動作執(zhí)行者”構(gòu)成，無需說明動作執(zhí)行者時可省去“by + 動作執(zhí)行者”。句中主語就是原主動語態(tài)的賓語，動作執(zhí)行者就是原主動語態(tài)的主語。was, were的使用由主語的單復(fù)數(shù)形式而定，主語為第三人稱單數(shù)名詞、代詞或I時用was, 主語為復(fù)數(shù)名詞、代詞they或you時用were。如：This bridge was built in October last year. 這座橋是去年十月份建的。 These cakes were made by my mother last night. 這些蛋糕是我媽媽昨天晚上做的。 The girl said

48、 she was often beaten by her brother. 女孩說她經(jīng)常被她兄弟打。 二、一般過去時的被動語態(tài)句型的變換方法一般過去時被動語態(tài)句型變換應(yīng)圍繞was, were進行，否定形式應(yīng)在其后加not, 一般疑問句形式應(yīng)將其提至句首，特殊疑問句形式應(yīng)將一般疑問句置于特殊疑問詞后面，反意疑問句形式應(yīng)保留was / were。如：His computer was not stolen by thieves last night. 他的電腦昨天晚上沒有被小偷偷走。 Was your homework finished in time yesterday evening? 昨天晚上

49、你及時完成家庭作業(yè)了嗎？ When was your letter written? The day before yesterday? 你的信是什么時候?qū)懙?？前天嗎?Why was this problem not worked out by you? 為什么你沒有解出這道試題？ Your bike was not repaired last night, was it? 你的自行車昨晚沒有被修理，是嗎？ 三、一般過去時的被動語態(tài)疑問句的回答方法一般過去時的被動語態(tài)的一般疑問句形式肯定回答用“Yes, . was / were.”，否定回答用“No, . wasnt / werent.”;

50、 特殊疑問句應(yīng)抓住特殊疑問詞進行回答，可用簡略方法，也可用完整方法; 反意疑問句也應(yīng)用“Yes, . was / were.”或“No, . wasnt / werent.”進行回答。如：Was your office cleaned yesterday afternoon? 你的辦公室昨天下午打掃了嗎？ Yes, it was. / No, it wasnt. 是的，打掃了。/ 不，沒有打掃。 Were your rooms painted again last week? 你的房間上周重新粉刷了嗎？ Yes, they were. / No, they werent. 是的，重新粉刷了。/

51、 不，沒有重新粉刷。 Your debt was paid off at last, wasnt it? 你所欠的債最終被還清了，是嗎？ Yes, it was. / No, it wasnt. 是的，被還清了。/ 不，沒有被還清。五、練評（包含“考點鏈接” 應(yīng)用探究 6分鐘）1.昨天有人看見他掉進河里了。 He to fall into the river yesterday.2.什么時候發(fā)現(xiàn)新大陸的？ When the New Land ?3.它們是用來在黑暗中照明的。 They are used for .4.吉姆直到下午3點才回來。 Jim _ _ _ _ three oclock in the afternoon.5.黑人和英雄喜歡吃土豆和西紅柿。 Negroes and _like to eat_ and_. 執(zhí) 筆黃玉珍審 核初三英語組課 型聽說課課 時1課 題U