初級中學八年級英語下冊《8B Unit 1 Past and present》Period 4 Grammar（1）教案 牛津版

8B Unit 1 Past and presentPeriod 4 Grammar（1）Title(課題)GrammarType(課型)New（新授課）Period(課時)4Supportingtheories(理論支撐)A. 波蘭尼的知識分類觀：隱性知識是存在于個人頭腦中的、難以正規(guī)化、難以溝通的知識。所以，我們知道的多于我們能夠言說的。顯性知識和隱性知識構(gòu)成了一座冰山，前者浮出海面，后者在下面托起整個冰山。從根本意義上說，只有借助隱性知識的力量，人類所有的顯性知識才得以發(fā)生和發(fā)展，人類的知識創(chuàng)新才有根基。B多元智能理論：多元情境化教學策略是激發(fā)學生學習興趣的有效辦法。運用多元情境化教學策略，將英語課的導入多樣化，使教學內(nèi)容很快就調(diào)動起學生的多種智能，實現(xiàn)了“把學習時間和學習過程還給學生”，讓學生在探索和合作中獲得知識，促進英語學習。有效地實現(xiàn)了事半功倍的效果。實踐證明多元情境化教學策略在初中英語教學中的應用，必然調(diào)動學生多種智能活動，學生在參與的過程中，體會到了學習英語的快樂，從而拉近了英語與學生的距離，激發(fā)了學生學習英語的興趣，培養(yǎng)了學生自主學習的能力。有效地提高了課堂教學的成效。Aims & Demands(教學目標)Key points & Difficulties(教學重、難點)1. To use present perfect tense to talk about events that started in the past and are connected to the present.2. To understand adverbs of time and use them with present perfect tense correctly.Teaching methods(教學方法)Task-based approachSituational Teaching MethodGroup workAids: 課前準備（教具、活動準備等）make some cards; blackboard; computer; OHP (overhead projector);教 學 設 計課前延伸1. Preview the new words of this part and try to master the usage of them.2. Try to do some exercises of this part.通過課前預習，寫下不明白的問題，以備上課時搞懂Teaching Plan(授課計劃)Studying Plan(學習計劃)Aims(設計意圖)課內(nèi)探究學Step OneWarm up1. To listen to music you and me2. Check the preview work in groups.通過音樂以激發(fā)學生興趣，提高學生的聽力，利于提高學生的口語表達能力。Step TwoPresentation1. Present the patterns and work out the rule.Eddie has lived with Millie since he was born.I have lived with my parents for 14 years.Subject+ have/has +past participle (+others)2. Description.Ask the students to describe the pictures using the structure above.They have finished their homework. /My parents have not come back yet. /You have not visited me for a long time.3. Past participles of some verbs Past participles of most verbs and irregular verbs.visit-visited come-come4. Questions and answers-Have you studied English for 14 years?-No, I havent.-Has she traveled to Shanghai recently?-Yes, he has.5.Time expressions with present perfect tenseMake sentences with these time expressions as follows: already, ever, for, just, never, since, yet, recently巧用圖片,呈現(xiàn)新語法結(jié)構(gòu)，激起學生的學習熱情，避免語法課的枯燥無趣。通過呈現(xiàn)句子，幫助學生總結(jié)語法結(jié)構(gòu)，讓學生在學中練，練中學。學生選取喜歡的圖片小組討論，創(chuàng)造性地造出一些有趣的句子，培養(yǎng)團隊精神。導Step ThreePractice1. 用正確的時態(tài)完成句子2. 選擇正確的時間表達詞匯填空通過專項練習并配以技能教授，加深對現(xiàn)在完成時的理解。采用小組合作探究的形式進行，有利于降低難度，培養(yǎng)合作精神。練Step FourProductionThrough games to test whether the students have mastered present perfect tense.Subject on group1s card; verb on group2s card; the object or adverb on the group3s card; time adverb on group4s card. One student in group 1 reads subject, the other 3 groups should read relevant contents. If they can do it successfully, they have mastered it. 通過游戲的形式檢測學生對現(xiàn)在完成時的掌握程度，檢查學生對與現(xiàn)在完成時有關(guān)的時間狀語的理解。課后提升Step Five Assignment1. Finish the exercises on the paper.2. Make sentences with present perfect tense.3. Preview the part ofIntegrated skills 減負增效，強化雙基，重視能力。4