重慶市九年級英語上冊學案：Unit2 4精修版

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1、仁愛版英語精品資料（精修版） 九年級（上）英語 導學案 班級 姓名 課題 學習目標 1. Learn some new words:?? create, industry, rubbish, blood 2. Review direct speech and indirect speech. 3. Review some kinds of pollution and the problems caused

2、by them. 學習重點 Revise direct speech and indirect speech. 學習難點 Exercises of the direct speech and indirect speech. 教學時數(shù) 采用多媒體教學方法，小組合作探討，師生問答等方式 1period 學 習 過 程 學習內(nèi)容（學生活動） 學習方法 教師知識講解 一、學前準備 Ⅰ.復習詞匯。 (A) 根據(jù)句意，用所給單詞的適當形式填空。 1.Look, there is a bird _____ (sing) in the tree. 2.The b

3、ad air makes my chest hurt and it’s difficult for me _____(breath). 3.They are doing their homework carefully. You’d better not _____(disturb) them. 4.Litter _____ (influence) the look of our city. 5.It is known that smoking does great _____(harm) to us. (B) 根據(jù)句意及漢語提示完成句子。 6.The chemical factor

4、ies _____ (生產(chǎn)) terrible gas. 7.Each year people pour _____ (廢物) into rivers, lakes and so on. 8.There are _____ (幾個) students reading books over there. 9.Do you know he has _____ (參軍) for five years? 10.Loud noises can cause high _____ (血) pressure as well. 學生課前 完成 一．利用圖片，設置對話，重現(xiàn)不同種類的污染，導入

5、生詞，呈現(xiàn)1a。 (教師板書新詞并釋義，且要求掌握blood；理解pressure。) 二．讓學生從文段中找出能體現(xiàn)本話題語法的句子。 … 為調(diào)動學習積極性，減緩課堂壓力，進行直接引語和間接引語的活動練習。 二、獨立思考、解決問題 .1.閱讀1a然后選詞填空。 2.找出直接引語和間接引語的句子，并舉手展示答案。 3.呈現(xiàn)練習題 (1)Kangkang said, “The fish have gone.” (2)Jane asked the old lady, “Have you seen a doctor?” (3)The teacher asked, “Wh

6、at does noise pollution cause?” 4.采用對話及練習的方法，鞏固2a與2b 學生自主學習課堂展示 三．分組討論 合作探究 .再讀1a完成1b 的練習 找出描述每一種污染所帶來的危害的句子。 讀2a 和2b 小組合作完成組內(nèi)交流課堂展示 四．自學反饋 精講點撥 復習直接引語和間接引語的要點 1.直接引語在改為間接引語時、時態(tài)需要做相應的調(diào)整。 現(xiàn)在時它需改為過去時態(tài)；過去時態(tài)改為完成時；過去完成時則保留原來的時態(tài)。如： 1) She said. "I have lost a pen." →She said she had lost a

7、pen. 2) She said. "We hope so." →She said they hoped so. 2.在直接引語變間接引語時人稱的變化有一句順口溜“一隨主。二隨賓，第三人稱不更新 小組內(nèi)交流并選取代表歸納總結 五、課后練習 （一）選擇填空。 ( ) 1. Reading in bed is bad our eyes. A. at B. to C. for ( ) 2. What’s more, planes produce _________ noise. A. much too B. too much C. too many （二） 完成句子 1. 隨著

8、人口的增長污染變得越來越嚴重。 ___________________, pollution is becoming more and more serious. 2. 我們周圍的世界每天都在變化。 The world _______________is changing every day. （三）.綜合填空 根據(jù)短文內(nèi)容，用所給單詞的適當形式填空。 loud, live, pollution, easy, pollute, waste Life today is much better. However, there are new problems. One of the

9、biggest ones is pollution. Water 11 has made rivers dirty. It kills fish and 12 our drinking water. Noise pollution makes us speak 13 and become angry more 14 . Air pollution is the most serious kind of pollution. It’s bad for all 15 things in the world. 11._____ 12._____ 13.__

10、___ 14._____ 15._____ 四.情景交際。（5分） 填入適當?shù)木渥樱a全對話。 A: Hello, May! B: Hi, Peter! I haven’t seen you for weeks. 11.________________________ A: I have been to Hawaii (夏威夷). B: How was your journey? A: Great! Hawaii is a beautiful place. B: 12. ________________________ A: I went there by air. B

11、: 13. ________________________ A: Yes, I had lived there for 4 years before I came here. B: 14. ________________________ A: I traveled with my friends. B: 15. ________________________ A: I have been away for about eleven days. B: What a wonderful journey! A: Yes, it was! 五．書面表達。 人類只有一個地球。根據(jù)提示，以“Saving the Earth”為題，寫一篇80詞左右的短文。 提示: 1.如何保護環(huán)境已成為世界最大難題之一； 2.各種污染破壞環(huán)境，損害健康； 3.不要亂倒垃圾，亂排廢水； 4.我們應該保護環(huán)境，使我們的家園更加美麗。 獨立完成小組內(nèi)檢測 教 學 反 思 ? ? ? ? 編寫:張云霞、祁德玉、江黎、左坤靜 校審:顧德金