九年級英語全冊Unit6Whenwasitinvented(第2課時)SectionA(3a-3c)教案人教新目標版

1、Un it 6 When was it inven ted?第二課時Section A(3a 3c)I.知識目標類別課時要點重點單詞1.n early adv.幾乎，差不多；2.boil v.煮沸，燒開；3.rema in v.保持不變；剩余；4.natio nal adj.國家的，民族的；重點詞組1. by accide nt偶然，意外地2. a Chin ese ruler called She n Nong一位叫神農(nóng)的中國統(tǒng)治者3. over the ope n fire在火堆上4. fall into the water落入水中5. make tea泡茶6. take place發(fā)生7

2、. without doubt毫無疑冋8. the saint of tea茶圣22重點句式1.The most popular drink in the world was inven ted by accide nt?世界上最受歡迎的飲料是被偶然發(fā)明的。2. Many people believe that tea was first drunk by Shen Nong nearly5.000 years ago .許多人相信氽是在將近五千年前由神農(nóng)首先喝的。3. A nice smell was produced when the tea leaves dropped into the

3、 hot water.當茶葉落入熱水中時發(fā)出一種很香的味道。4. It also discusses where the finest tea leaves were produced and what kinds of waterwere used.它也討論了什么地方出產(chǎn)最好的茶葉并且用什么樣的水。5. It is believed that tea was brought to Korea and Japa n duri ng the6thand 7thcenturies.已確信茶是在六到七世紀期間被帶到韓國和日本的。II.課堂環(huán)節(jié)自主學(xué)習(xí)方案【新詞自查】根據(jù)漢語提示完成單詞。1. The

4、 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 theclassroom.3. Alice is without doubt （_懷疑）the best student in our class.4. The dragon is treat as a national （_民族的）symbol of the Chinese.5. Mother is boiling （煮沸）the milk

5、for the baby.課堂導(dǎo)學(xué)方案Step 1情景導(dǎo)入（參考案例）本課時的主要內(nèi)容是一篇小短文，在學(xué)習(xí)短文之前教師可準備幾個與短文內(nèi)容相關(guān)的問題，3然后邀請幾位同學(xué)就提出的問題給出自己的答案或見解。（4分鐘）Questio ns:1. Do you drink tea every day?2. Who inven ted tea in history?3. Do people in other countries drink tea in their daily life?環(huán)節(jié)說明：通過帶著問題去學(xué)習(xí)短文，從而達到導(dǎo)入新課的目的，同時也可以使學(xué)生積 極閱讀短文，以了解更多的關(guān)于茶的知識。S

6、tep 2完成教材3a的任務(wù)1.要求學(xué)生快速默讀短文，熟知大意，并完成課本3a的任務(wù)：match each paragraph withits main idea;然后邀請幾位同學(xué)給出自己的答案，全班一起學(xué)習(xí)討論。（3分鐘）2.先邀請幾位同學(xué)閱讀短文（可一人一段），教師要注意學(xué)生的語音，給予必要的朗讀指導(dǎo)。然后播放錄音，全班同學(xué)一起跟讀。（3分鐘）3.短文內(nèi)容鞏固練習(xí)。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(xué)生在規(guī)定的時間內(nèi)補全短文。然后邀請若干同學(xué)給出自己的答案。（4分鐘）Tea is the most popular drink in the world. But to

7、our surprise, it was inven ted by accident. It wasntbrought to western world until 1610, but it was discovered 3,000 years earlier. An ancien t Chinese legend says Shen Nong discovered th _tea when he was boiling drinking water in the open air. Someleaves from a nearby bush fell into thewater and re

8、ma ined there forsome time. And a pleasant smellcame from the water the n. He tasted the mixture and it was won derful. And in this way, tea was invented.4.完成教材3b的任務(wù)，要求學(xué)生再次閱讀短文內(nèi)容，回答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(xué)分別朗讀句子，同時核對答案。241. inven ted 2. drunk 3. produced 4. brought 5.

9、traded環(huán)節(jié)說明：將聽、說、讀、寫的任務(wù)結(jié)合起來不僅鍛煉了學(xué)生的語言綜合運用能力，還 鞏固了學(xué)生對目標語言的學(xué)習(xí)、識記和運用。當堂評價方案（詳見當堂訓(xùn)練部分） 備課資料包a.詞匯包：1.remain （v.）保持；剩余；殘余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?！緜湔n例句】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】r

10、emain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?！纠洹縎he remained sitting when they came in他們進來時，她仍然坐著（沒有站起來）。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 t

11、o 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?！菊n堂變式】The leaves _ in the water for a long time.A. came B. remained C. lived D. arrived【解析】根據(jù)for a long time可知是指樹葉在水中停留了很長時間，正確答案是B。2.by accident偶然地；意外地5【備課例句】【課堂變式】She found her keys _ when she cleaned her room

12、after she lost them two weeksago.A. with mistake B. in this wayC. by accident D. with pleasure【解析】由when she cleaned her room after she lost them two weeks ago可知她 是偶然地找到了她丟失的鑰匙，正確答案是C。b.句式包：1. 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”?！緜湔n例句】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。1.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。2.在否定句中，until常與瞬間動詞、 短暫性動詞連用， 表示“直到才”， “不 到不”。The rain didnt stop until midnight.雨直到半夜才停。I wont leave until you p