四年級下冊Unit 4 At the farmPart A 教學設(shè)計 四年級：黃玲一、教學目標：知識與技能：1、學生能夠理解對話大意，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 carrots？Yes,they are.No,they arent.What are these? Theyre.詢問物體名稱并回答。3、能夠在情景中恰當運用句型Theyre good/so big!描述物體特點。4、能在情景中理解新詞carrot和tomato的意思，并能正確發(fā)音。并掌握其復數(shù)形式。5、通過各種活動，進一步培養(yǎng)學生聽、說、認讀的能力。情感態(tài)度：通過多種情景的活動，培養(yǎng)學生合作交流能力和熱愛大自然、保護環(huán)境的良好品質(zhì)。二、教學重點：1、掌握單詞tomatoes和carrots的復數(shù)形式。并且理解單詞these的用法。2、掌握重點句型Are these carrots？Yes,they are./No,they arent.和What are these? Theyre.。教學難點：1、能夠在情境中運用句型What are these? Theyre.問答蔬菜的名稱。2、能夠運用句型Are these ? Yes, they are. / No, they arent.確認是否為某蔬菜或水果。三、教學過程：、Warm-up師生圍繞單詞red做頭腦風暴（brainstorm）游戲。師：Whats this？和What color is it？引出red。 （教師出示紅色鋼筆的圖片）生：Its a red pen.師繼續(xù)引導同學說說其他紅色的東西，出示紅色風箏和蘋果的圖片。生：Its a red apple./Its a red kite.（設(shè)計意圖：為下面引出西紅柿單詞來做鋪墊。）、Presentation & Practice1、What are these？Theyre.話輪的呈現(xiàn)于操練。（1）師：I know a kind of red vegetable,its round and juicy. Can you tell me what is it?（設(shè)計意圖：讓學生猜測并引出西紅柿的單詞并進行教學。）（2） 出示課件：What is this？Its a tomato。引出本節(jié)課重點句型之一What are these？Theyre tomatoes。師重點教學these和tomatoes。 同桌之間練習運用此句型。并引導學生會用Theyre.來描述物體。（3） 出示carrots圖片并教學單詞carrots。以此來練習重點句型What are these？Theyre.以及用theyre來描述物體。 （設(shè)計意圖:通過句型的對比來引出第一個重點句型What are these？Theyre.）（4）play a game：Catch the words來鞏固該重點句型。（設(shè)計意圖:通過此游戲鞏固練習該重點句型。)2、Are these .？Yes，they are/No,they arent話輪的呈現(xiàn)與操練。(1)師：Can you tell me where can we see these vegetables and fruits?生：At a farm.（教學單詞farm）師：OK.Mr.MacDonald has a big farm，Sarah and Mike want to visit it. Do you want to go?生：Yes，we do.師：OK. Lets go and have a look.出示四副農(nóng)場圖片。What a beautiful farm?。?） 師：At the farm.Sarah sees some plants，but she doesnt know what are they. Do you want to help her? 生:Yes, we do. 師：What are these？You can guess use these sentences：Are these .？Yes，they are/No,they arent. 出示胡蘿卜生長前期圖片。一邊進行猜測，一遍練習句型。最后揭示正確答案。 （設(shè)計意圖：教學重點句型Are these .？Yes，they are/No,they arent.激發(fā)學生的好奇心。）（3） 出示黃色西紅柿的圖片后，說：They are tomatoes, too. And they are yellow tomatoes. （設(shè)計意圖：再練習重點句型的同時，讓學生了解黃色西紅柿。）3、 完整呈現(xiàn)對話。（1） 師:Mike and Sarah are at the farm,lets go and tell her the right answer。師:listen to the tape carefully.And circle the words of vegetables.(跟著錄音跟讀2遍) （設(shè)計意圖:帶著問題有目的性地整體感知對話）（2）小組練習，最后戴頭飾展示。4、 進行情感教育。出示農(nóng)民辛勤勞作的圖片，并出示A treasure food is loving life.（珍惜糧食就是熱愛生命）（設(shè)計意圖：讓同學們懂得農(nóng)民伯伯的辛苦，一定要珍惜糧食。）、consolidation1、Guessing game。（設(shè)計意圖：通過此游戲鞏固練習本節(jié)課的重點句型。） 2、Make a new dialogue. 3、進行情感教育：出示農(nóng)民辛勤勞作的圖片，并出示A treasure food is