1、精選優質文檔-傾情為你奉上現在完成時教學設計 中專部 趙巧慧一、教學背景分析（一）   教材分析： 本課為中專一年級語法課，在已經復習完動詞一般現在時，一般過去時基礎上，進行動詞時態中最重要的現在完成時學習。（二）   學情分析：學生在升入中專以來，對語法接觸較少。在前階段的語法復習中能夠看出來學生的對于語法項目遺忘程度比較嚴重。而現在完成時在考試中的地位較高，是單選的每年必考的項目，所以針對學生的現狀和考試的要求，所以對于現在完成時得掌握尤為重要。二、教學設計教學目標1. Knowledge Aims: a. The Structure of Pres

2、ent Perfect Tense. b. The usage of Present Perfect Tense.2.Ability Aims: a. Enable students to use the correct Present Perfect Tense in their writing and speaking. b. Enable students to use the right words in Present Perfect Tense.3.Feelings and Attitude: a. Let students know the importance of Engli

3、sh grammar. b. Try to build up the students confidence in themselves. c. Encourage students to speak English in public.教學重點難點1. let the students understand the usages of present perfect tense.2. The differences between past simple tense and present perfect tense.3. Help students use present perfect

4、tense with verbs to describe events which happen at a particular point in time and to describe events that can continue over a period of time教學工具A computer, a projector, blackboard, chalks教學流程設計思路課堂導入新課教學Step1:Lead-inLet students think about one poem about the winter. Besides the teacher will give s

5、ome hints and play a song about it.Then the students say out the poem “ 如果冬天來了，春天還會遠嗎？”The teacher encourages the students to translate it. Then show the correct answer of it, “If winter has already come, can spring be far behind?”Let students think about the main sentence structure of it especially

6、 the red words.Step2: New Lesson1. After reading that sentence, ask students to conclude the structures of Present Perfect Tense according to that poem.1).肯定句：主語+助動詞has/have+動詞的過去分詞 2).否定句：主語+助動詞has/have+not+動詞的過去分詞 3).疑問句：助動詞has/have+主語+動詞的過去分詞2.Definition of Present Perfect Tense表示過去發生的動作或事情對現在的影響

7、或產生的結果，它強調的是過去的動作同現在的聯系。常用的時間狀語有already（已經）, yet（已經）, ever（曾經）, never（從不）, just（剛剛）, before（以前），since（自從）， for（長達）， so far （到目前為止），up to now （到目前為止），recently（近來）.3. Play the flash (a pig and his mom), and tell students to recall the main usages of this tense. Q: The story happens in the past, but th

8、e pig and his mom use present perfect tense to describe it. Can you tell me the reason? Draw a time line on the blackboard.Step3: Role-play A teacher and a student practice one conversation first. -Teacher: John, clean your teeth please -John: I have already(已經) cleaned them.Then let students practi

9、ce the other three dialogues. . 1.wash your hands - have washed them 2.study for your English test - have studied for it 3.visited your grandpa - have visited himStep4: The usage of present perfect tense 1). Usage1: “完成用法” 強調過去發生的動作對現在造成的影響或結果，常用狀語有：already, yet, never, ever, just, before .E.g.1. I

10、have just cleaned my hands. E.g.2. I have lost my wallet. E.g.3. I have already finished my homework. I am free. Show the following sentences and have students summarize the difference between the past simple tense and present perfect tense. E.g.1.He has already read that book. (說明他現在知道那本書的內容) E.g.2

11、 He read that book last year. (只說明他去年讀過那本書 ) E.g.3.He has gone to America. (他現在不在此地, 在美國) E.g.4.He went to America eight weeks ago. (只說明他去過美國)summary：一般過去時表示過去發生的動作或存在的狀態，與現在情況無關，常用時間狀語為yesterday, last year, in the past等，而現在完成時與現在有關。 show two pictures and guide students to describe them with present

12、 perfect tense. E.g.1. He has just lost his job. E.g.2. She has just got the letter . 2). Usage2: “未完成用法” 表動作或狀態已開始，持續到現在，可能還會繼續進行下去，常用時間狀語since+時間段ago/時間點/從句, for+時間段,since then, ever since, so far, up to now. E.g.1. I have lived here since 2003. E.g.2. I have studied English for seven years. E.g.3

13、. Up to the present everything has been successful. E.g.4. He has stayed here since 5 hours ago.Step 5:Practices ( for or since)1.We havent seen each other _ a long time.2.His father has been in the Party _ 10 years ago.3.The film has been on _ 20 minutes.4.Mr Green has worked here _ he came to Chin

14、a.5.His grandparents have been dead _ several years.6. Its five years _ we met last time. Step6: The differences between The Past Tense and Present Perfect Tense.1.相同點：現在完成時和一般過去時都是說過去的事情2.不同點： （1）現在完成時注意的不是事情本身，而是強調事情與現在保持的某種密切聯系（如現在的結果，影響,一直延續到現在等）(2)一般過去時，則只講述發生在過去的動作和事情與現在沒有關系。 Step7: SummarySte

15、p8: Test一.現在完成時的構成： 1.肯定句： 2.否定句： 3.疑問句：二.現在完成時常用的時間狀語（至少五個）.三.選擇題.1. I _ that book yet.A. haven't read B. have read C. read2. Tom _English for 5 years.A. have learned B. learned C. has learned用詩句導入，與當下季節相吻合，拉近學生與教材知識之間的距離，激發學生參與課堂教學的積極性。利用幻燈片及感覺聽覺的刺激， 讓學生積極聯想，及時總結，增強自主意識，及時喚醒學生的知識儲備。 用形象的時間軸來記憶現在完成時的概念，更有助于學生對其含義的掌握和運用。學生在理解意義和結構的基礎上， 還要增強實際運用能力。 運用對話·角色扮演增強趣味性， 鍛煉了實際運用現在完成時的能力。具體詳細講解現在完成時得用法，增強只是儲備。理論與例句結合， 加強記憶和理解。學以致用， 檢查學習理解效果。區分兩種時態，對比記憶， 更能突出每種時態的側重點，加強理解。三、課后反思本節課的教學內容多，難度大。在45分鐘里，既要讓學生理解相