Unit 4 Planting trees is good for us-1.doc

Unit 4 Planting trees is good for us. 教案一、教學目標1. 能聽懂、會說、認讀新單詞: tree planting day, air, place, plant trees, keep the air clean, keep us cool, make the place beautiful2. 句型：1) 能用“be good for.”告知他人種樹的好處。2) 能用“I enjoy doing sth. or I like to do sth.”告知他人自己喜歡種樹的意愿。3) 能用“trees can keep.”表達種樹的好處。4) 能理解、運用planting trees is good for us, we should二、教學重難點1. 能聽懂、會說、認讀新單詞tree planting day, air, place。2. 能聽懂、會說詞組plant trees, keep the air clean, keep us cool, make the place beautiful。3. 理解、記憶B部分詞組；make the place beautiful 的發(fā)音。4. 理解D部分中的短語cut down, to grow rice, getting hotter, cool and fresh；能根據短文內容回答問題并正確寫出答案。三、教學過程Step 1. 熱身(warm-up)Brainstorming: 學生圍繞tree一詞，展開聯(lián)想說出相關的事物，構建單詞網。Step 2. 新課呈現(xiàn)(presentation)1. New words and new sentences(1) 教學單詞tree planting day.T: There are so many festivals in china? One day we should plant more trees. Guess! Is it tree planting day?S: Yes, it is tree planting day.T: Tree planting day. (板書，帶讀)(2) 教學句型“we enjoy .”和核心詞匯trees can keep the air clean, keep us cool, make the place beautiful.T: We enjoy planting trees. It is good for us. We also enjoy doing sth. else.S: We enjoy playing games.T: We enjoy reading books. (板書we enjoy doing sth.)T: Trees can keep us cool.S: Trees can keep the air clean. T: Trees can make the place beautiful. (板書make, place帶讀單詞）(3) 創(chuàng)設情境教師用課件呈現(xiàn)planting trees的場景，引導學生用what, why, how等疑問詞造句，對planting trees提問。T: It is a planting day, why should we plant trees?2. Part C: Lets practice.(1) Game: guessing game. 游戲說明：教師準備若干本單元句型條，每次同時呈現(xiàn)兩個句型條在黑板上。請兩個同學上臺做游戲，一個面朝黑板，另一個背朝黑板。面朝黑板的學生用手指兩個句子中的任一個，背朝黑板的學生隨意說出其中一個句子，如果說的句子和指的句子一致，其他學生跟讀該句子，猜出者加分。(2) Look and say.教師準備一個盒子，里面放著C部分圖片。請學生在盒子里抽出一張圖片，并根據圖片內容說一句話。S1: We should plant more trees.S2: I will water the young trees every day.學生說完后可以將圖片放回盒子里，重復使用，降低難度，鼓勵更多的學生上臺嘗試。3. Part D: Lets read.第一步：Read and find. 快速閱讀，圈出文中人物。第二步：Read and answer. 再次快速閱讀文章，回答問題：(1) Why do people cut down trees?(2) When people cut down trees what happened?(3) What can we do?第三步：Read and judge. 仔細閱讀課文，判斷句子的對錯。Step 3: 趣味操練(practice)Game：Planting trees can教師按照Planting trees can 將新短句的圖片快速播放出來，全班分兩組進行搶答。每說出一個句子，該組獲一