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

Unit 4 Planting trees is good for us. 教案一、教學(xué)目標(biāo)1. 能聽懂、會(huì)說、認(rèn)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(dá)種樹的好處。4) 能理解、運(yùn)用planting trees is good for us, we should二、教學(xué)重難點(diǎn)1. 能聽懂、會(huì)說、認(rèn)讀新單詞tree planting day, air, place。2. 能聽懂、會(huì)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(yǔ)cut down, to grow rice, getting hotter, cool and fresh；能根據(jù)短文內(nèi)容回答問題并正確寫出答案。三、教學(xué)過程Step 1. 熱身(warm-up)Brainstorming: 學(xué)生圍繞tree一詞，展開聯(lián)想說出相關(guān)的事物，構(gòu)建單詞網(wǎng)。Step 2. 新課呈現(xiàn)(presentation)1. New words and new sentences(1) 教學(xué)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(xué)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(shè)情境教師用課件呈現(xiàn)planting trees的場(chǎng)景，引導(dǎo)學(xué)生用what, why, how等疑問詞造句，對(duì)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(zhǔn)備若干本單元句型條，每次同時(shí)呈現(xiàn)兩個(gè)句型條在黑板上。請(qǐng)兩個(gè)同學(xué)上臺(tái)做游戲，一個(gè)面朝黑板，另一個(gè)背朝黑板。面朝黑板的學(xué)生用手指兩個(gè)句子中的任一個(gè)，背朝黑板的學(xué)生隨意說出其中一個(gè)句子，如果說的句子和指的句子一致，其他學(xué)生跟讀該句子，猜出者加分。(2) Look and say.教師準(zhǔn)備一個(gè)盒子，里面放著C部分圖片。請(qǐng)學(xué)生在盒子里抽出一張圖片，并根據(jù)圖片內(nèi)容說一句話。S1: We should plant more trees.S2: I will water the young trees every day.學(xué)生說完后可以將圖片放回盒子里，重復(fù)使用，降低難度，鼓勵(lì)更多的學(xué)生上臺(tái)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(xì)閱讀課文，判斷句子的對(duì)錯(cuò)。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(jìn)行搶答。每說出一個(gè)句子，該組獲一