八下Unit1welcometot.docx

8B Unit 1 Past and PresentPeriod 1 Comic strip &Welcome to the unit【教學(xué)目標(biāo)】1.識記北京不同時(shí)期的交通工具。2.通過觀察時(shí)間表并排列信息，介紹現(xiàn)在完成時(shí)這一語法觀念。3.掌握下列詞匯及句子：1）past, present, since 2) notany more, play with3) Eddie,have you seen my food? Ive just eaten it.【課前導(dǎo)學(xué)】1.聰明的你在預(yù)習(xí)了本課的新單詞后，先來考考自己的記憶力吧。1）過去，往事 2）現(xiàn)在，目前 3）剛才 4）時(shí)代，時(shí)期 5）運(yùn)輸，交通工具 6）地鐵 2.按要求寫出下列短語1）過去常常做某事_2）步行去上學(xué)_3）坐飛機(jī)去其他城市_4）坐出租車環(huán)游這個(gè)城市_【課堂研討】Step1新課導(dǎo)學(xué)(一)Welcome to the unit1.復(fù)習(xí)以前學(xué)過的交通工具：_2.回答問題：How do you go to school every day? How do your parents go to work every day? If I want to go to the USA, how can I get there? 3.完成課本第7頁A部分的練習(xí)。朗讀這些單詞。 【單詞拓展】Double-decker: It is a bus with two floors. Light rail: It is a rail transportation system in cities, usually driven by electric power and runs 5. 根據(jù)A部分下方相關(guān)交通工具在北京的開始使用時(shí)間，學(xué)習(xí)下列對話，注意時(shí)間概念： A: How did your Dad go to school when he was a student? B: He used to go to school on foot./He often went to school on foot in the past. 學(xué)生根據(jù)示范編對話。6.聽課本第7頁B部分的對話，回答問題。 1）How did Millies dad go to school when he was a child?2) Why didnt Millies dad take a bus?3) How doea millie go to school?4) Why does she take a bus?(二) Comic strip 1. 聽錄音，回答問題：Eddie and Hobo are talking about changes too. What changes are they talking about?2.跟讀對話，再回答問題： 1）What was in the bowl an hour ago? 2) Why did Eddie eat Hobos food? 3) Why does Hobo think Eddie has changed?3.分角色朗讀對話并表演，能夠根據(jù)想象添加內(nèi)容你就更棒了。4.小組討論：含有現(xiàn)在完成時(shí)的句子有哪些？你懂得他們的意思嗎？ Step 2拓展延伸1. used to do sth.意思是“過去常常做某事”，表示過去經(jīng)常做或一直做而現(xiàn)在不做，它只用于過去時(shí)態(tài)。(一)肯定句式：主語+used to+動(dòng)詞原形例如：I used to go to the cinema,but I never have time now.我過去經(jīng)常去看電影，但現(xiàn)在沒有時(shí)間了。(二)否定句式：A)主語+did not use to+動(dòng)詞原形B)主語+used not to+動(dòng)詞原形第一種否定句型，就是把used當(dāng)做實(shí)義動(dòng)詞來看，所以變否定句要用助動(dòng)詞did;第二種否定句是把used當(dāng)做情態(tài)動(dòng)詞，變否定句直接在used后面加not即可，used not可以縮寫成usednt或usent。美式英語通常用A種形式，英式英語常用B種形式。例如：You didnt use to drink.你過去不喝酒。The shop usednt to open on Sundays. 過去這家商店星期天不營業(yè)。(三)一般疑問句式：A)Did+主語+use to+動(dòng)詞原形?B)Used+主語+to+動(dòng)詞原形?美式英語通常用A種形式，英式英語用B種形式。例如：Did you use to go swimming in the river when you were young?你小時(shí)候經(jīng)常在河里游泳嗎?Used he go to school by bike?他過去騎車上學(xué)嗎?(四)used to用于省略句時(shí)，肯定式保留to，否定式不保留to。例如：Used you play basketball?你過去常打籃球嗎?Yes, I used to.(No,I usednt.)是的，經(jīng)常打。(不，不常打。)I dont write to him now, but I used to.我現(xiàn)在不給他寫信了，但過去經(jīng)常寫。比較下列短語： be used to doing sth/sth 習(xí)慣于做某事/某事 be used to do sth/for doing sth 被用來做某事用used to do 、be used to doing 、be used to do sth 填空1. Life here is much easier than it _ be.2. He _ hard work.3. Ive lived in Paris for six years now, so Im quite _ the traffic.4. Its difficult to understand Scottish people if you_their accent.5. It was a bit of a shock: I_ paying so much for a sandwich and a glass of beer.6. I dont play tennis much these days, but I _.7. 7. The wood _ make desks and chairs.2.初識現(xiàn)在完成時(shí)：現(xiàn)在完成時(shí):（一）含義：1）過去發(fā)生，現(xiàn)已完成，并對現(xiàn)在產(chǎn)生影響或結(jié)果的動(dòng)作。2）始于過去，延續(xù)至今的動(dòng)作。（二）構(gòu)成： have/has +動(dòng)詞的過去分詞 （三）現(xiàn)在完成時(shí)的用法：1）完成時(shí)表示過去發(fā)生或完成的某一動(dòng)作對現(xiàn)在造成的影響或結(jié)果。例如：Have you read that story ？（“讀”的動(dòng)作發(fā)生在過去，對現(xiàn)在造成的影響是：是否知道故事的內(nèi)容） 2）表示動(dòng)作或狀態(tài)過去已經(jīng)開始一直延續(xù)到現(xiàn)在，和由for或 since 引導(dǎo)的時(shí)間狀語連用。此種用法要用延續(xù)性動(dòng)詞（但否定句中，可用短暫性動(dòng)詞）。【課堂檢測】一根據(jù)句意及首字母提示完成單詞1. There is no time at p_.2. There are a lot of light r_in Hong Kong.3. He often goes to work by u_.4. I was very h_,so I have eaten your food.5. Great c_ have taken place in our city.6. This summer holiday, he went to Beijing by t_. 7. Im afraid I cant help you at p_. 8.I am not hungry. I have e_ enough.二、根據(jù)中文完成句子。 1、我的鉛筆盒現(xiàn)在不在課桌上。 My pencil-box _. 2、你看到我的鉛筆盒了嗎？ _ my pencil box? 3、我們剛剛吃過午飯。我們十一點(diǎn)半吃的。 We _ lunch. We _ at 11:30. 4、Tom自從出生就一直住在南京， Tom _since he was born. 5、我餓了，你能給我弄點(diǎn)好吃的嗎？Im very _. Can you give me _ _ _ _?【課后拓展】一 用動(dòng)詞的適當(dāng)形式填空。1. The students of Class Four(have) an English lesson now.2. You may let her_(go) back home now.3. My sister _(be) born in 1993. Since then, she _(live) in this city.4. We enjoy _(read) after class.5. - What _John _(do) last night?-He_(watch) TV.6. Hangzhou Bay(灣) Bridge _(be) in service for more than a month.7. -Where is my food?-I_just _(eat) it. 8Look! The room is clean. Who _(cleam) it?9. The meeting _(begin) in half an hour.10. Look! Two bords _(fly) in the sky. 12. Youll soon get used to _(live) in the country. 13. I never used to _(eat) cakes, but I eat a lot now. 14. When I was younger I was used to _(walk) long distances. 15. I used to _(go) swimming on Saturdays. 16. Didnt she use to _(live) in Germany?二單項(xiàng)選擇1.Wheres my key? -It was on the desk an hour _.A. before B. later C. after D. ago2. All the food_on the table now.A. is B. are C. be D. do3. I am very tired. I dont want to work _.A. no more B. any more C. no longer D. not longer4. -Are you hungry? -No, I _my lunch.A. have B. has C. have had D. will have5. My aunt _in America ten years ago.A. study B. studied C. is studying D. has studied6. - _you _your homework, Eddie? -Yes, I have.A. Have; finished B. Did finish C. Are finishing D. Do finish7.-When did you study in France? -_.A. Two years ago B. for two years C. In two years D. Since two years8. We have made much progress _the help of our te