Unit 4 A Lets talk.doc

Unit 4 At the farm第一課時學情分析： 本課時核心句型是涉及名詞復數(shù)形式的特殊疑問句和一般疑問句，這一知識點在四年級上冊第四單元的B Lets talk出現(xiàn)過一次。教師可創(chuàng)設(shè)適當語境讓學生充分感受并理解名詞單、復數(shù)的意義以及相應句型的變化，并能在情景中正確運用和表達。教學內(nèi)容：1、A Lets talk 2、Lets play知識目標：1.能夠理解對話大意，能夠用正確的語音、語調(diào)朗讀對話2.能夠在情景中運用句型:Are these.? Yes, they are.What are these? They are. / Theyre.詢問物品名稱并回答。3.能夠在情景中恰當運用句型Theyre good/ so big!描述物品特點；4.能夠在語境中理解新詞carrot和tomato的意思，并能正確發(fā)音。 能力目標： 能聽懂會說句子：look at the green beans,Theyre so long.Yes,and the potatoes are big. 情感態(tài)度： 培養(yǎng)學生積極與他人合作的優(yōu)良品質(zhì)。教學重點：1.能夠在情景中運用句型:Are these.? Yes, they are.What are these? They are. / Theyre.詢問物品名稱并回答。2.能夠在情景中恰當運用句型Theyre good/ so big!描述物品特點； 教學難點：1.名詞單復數(shù)的讀音及用法，如：apple_apples, tomato_tomatoes2.能夠理解名詞復數(shù)形式的特殊疑問句和一般疑問句的變化，并能在情景中正確運用和表達。3.these的發(fā)音。教學準備：單詞卡片，頭飾，錄音機，課件教學方法：情景教學法，討論法課型：新授課教學過程：1.利用主情景圖導入話題利用課件出示情景圖，教師提問： Where are Mike and his friends?并出示單詞farm。引導學生回答：They are at the farm.教師指著Zoom和Zip說：Zoom and Zip are at the farm, too. What do they see? 引導學生回答：They see some vegeterbales. But what vegeterbales?2.利用課件引入A Lets talk:（1） T: I know a kind of red vegetable. Its round. What is it?出示圖片，說：Look! Its a tomato.板書：Its a t_m_t_.請學生根據(jù)讀音嘗試填寫所缺字母并朗讀單詞。再出示一張西紅柿圖片，引導學生說：They are tomatoes. 教師板書句子They are tomatoes. 提示學生注意tomato一詞的復數(shù)變化，幫助他們理解Its a tomato. 和They are tomatoes. 兩個句子的不同含義。（2）教師手指西紅柿圖描述：These are tomatoes. They are red. Theyre good. Theyre yummy.同桌學生結(jié)對練習運用Theyre.描述tomatoes。（3）教師繼續(xù)描述：Theyre yellow. Theyre small.Theyre yummy, too. What are they?學生嘗試猜測后，教師引導學生用What are these?提問。教師板書句子：What are these?然后出示he, she, we等單詞幫助學生根據(jù)發(fā)音規(guī)則拼讀單詞these。最后教師出示黃色西紅柿圖片，說：Theyre tomatoes,too. Theyre yellow tomatoes.（4) 游戲：抓單詞（Catch the words）快速出示水果或蔬菜圖片（圖片中水果或蔬菜的數(shù)量應該等于或多于兩個），問：What are these? 引導學生用Theyre.回答。最后，教師呈現(xiàn)胡蘿卜的圖片，教學carrots,并引導學生說：Theyre so big!（5）Pairwork: 同桌學生結(jié)對用red tomatoes, yellow tomatoes和carrots操練句型What are these? Theyre. Theyre so.!3.呈現(xiàn)與操練：Are these carrots? Yes, they are.（1）教師問：Where can we see these vegetables?然后利用課件呈現(xiàn)農(nóng)場背景，說：We can see at a farm.教師板書farm,然后引導學生拼讀該單詞。教師說：Now lets go to a farm. 呈現(xiàn)兩株開著黃色花朵的西紅柿苗，問：What are these? Can you guess?引導學生使用Are these.?進行猜測，教師適時出示花朵凋謝后結(jié)出紅色果實的西紅柿圖片。接著展示胡蘿卜種子發(fā)芽、長出幼苗、開花結(jié)果的過程，然后問：Are they carrot? 學生用Yes, they are.或No, they arent.進行判斷。（2) 學生分角色操練對話：S1: Look at these! Are these.?S2: Yes, they are. / No, they arent. S1: What are these?S2: Theyre.4. 布置作業(yè)（1）完成配套練習。（2）用英語向爸爸媽媽介紹自己認識的蔬菜。（3）對話讀4次。板書設(shè)計：Unit 4 At a farmA Lets talk Lets playWhat are these/ they?Theyre tomatoes.Are these / they carrots?Y