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1、8B Unit 1 (第 1-5 课时)教案Unit 1 The 1st periodContent: Grammar (一)Teaching aims:1. To learn some new words.2. To learn the use of the present perfect tense.3. To understand the difference between the present perfect tense and the simple past tense.Important and difficult points:The use if the perfect t
2、ense: have/ has +p.p.Teaching Procedures:Step1.Teach the new words from P8 to P12.Step 2.Lead in the present perfect tense.T:When did you have breakfast? S:I had breaskfast an hour ago.T:He had breakfast an hour ago.He has had breakfast.(Bb)T:Where did you study English last term?S:We studied Englis
3、h in Shaxi No.2 Middle School.T:Yes.You studied English in Shaxi No.2 Middle School.You have studied here for about two years.(Bb)我们用一般过去时谈论过去发生的动作,但当过去发生的动作和现在有联系有影响时,我们用现在完成时态.(Refer to P9)Structure: have/has+V(过分 )Step 3.How we form the past participles of verbs P10 (Add the simple past forms)Add
4、:have-had-had hear-heard-heard buy-bought-bought go-went-gone do-did-done eat-ate-eaten forget-forgot-forgotten cut-cut-cut read-read-read Step 4.Explain the use of the present perfect tense.(一)基本用法:1.到现在为止这段时间已发生的情况.动作从过去延续到现在.eg. She has been ill for three days. (Shes been)We have learned 2,000 En
5、glish words. (Weve )2.某个动作虽是过去发生,但其后果和影响及于现在.eg. Thanks you.Ive had my supper.(现在用不着吃)Tom has seen the film.(对这部电影有所了解)(二)时间状语:already,yet( 否,疑),since,ever,never,just,before( 句尾),for+时间段,recentlyeg. She has already finished her work.I have ever heard about it.Step 5.Change the above sentence pattern
6、s to general questions, negative sentences and question the underlined parts.Step 6.Make sentences P10 A1Step 7. Compare the difference between the present perfect tense and the simple past tense.现在完成时的特点是某一动作发生与现在有联系,一般过去时则单纯谈过去发生的某一动作,不涉及对现在的影响.eg.Simon has lost his watch./Simon lost his watch.Hav
7、e you bought a pen?/When did you buy the pen?What did you have for lunch?/Have you had lunch?etc注:句中有表示过去的时间状语如 yesterday,last week,ago etc,不能用现完.Step 8.Chat time P11,A2Step 9.AssignmentUnit 1 The 2nd periodContent:Grammar (二)Teaching aims：1. To learn some new words.2. To learn the use of the presen
8、t perfect tense.3. To understand the difference between “since” and “for”Important and difficult points:The differences: have been to & have gone toSince & forTeaching Procedures:Step1.Dictate the new words from P8 to P12Step2.Teach the new words from P1 to P7.Step3.Check the homework.Step4.Review t
9、he present perfect tense.Structure: have/has+V(过去分词 )Past participle: 规则动词的过去分词与过去式相同。Add some irregular verbs.teach-taught-taught bring-brought-broughtgetgotgot know-knewknown growgrew-grown ind-foundfound holdheldheld showshowed-shownkeep-kept-kept leave-left-left lose-lost-lostrun-ran-run swim-sw
10、amswum drivedrove-driven beginbegan-begunStep5.Review 时间状语 already/yet, never/ever 的用法。Step6.Explain the use of some words.(1).for 和 since 的区别。for 和表示一段时间的词组连用。eg. for six hours/nine days/ two weeks/thirty yearssince 和表示过去某一时刻的词或词组连用。eg. since nine oclock this morning / last summer/ three weeks ago/
11、Septembersince 还可以引导时间状语从句，表示“自从.以来” 。eg. 自从他出生以来，他就住在这儿。He has lived here since he was born.自从我离开学校，我给他写过两次信。I have written to him twice since I left school.We have been friends for five years. (1.用 since 改写句子 2.划线提问)We have been friends since 2000/ five years ago. (+时间点)I have known him for two mo
12、nths. (同上)(2).just 的用法just 作“ 刚刚” 解时，多和现在完成时连用。eg. I have just finished lunch. 我刚吃过午饭。The two visitors have just arrived. 两位来访者刚刚到达。just now “刚才” ， 动词只能用过去时态。They gave it to me just now. 他们刚才将它给了我。(3).have gone to 去了（没回来）have been to 去过，到过 （已回来）eg. He has been to Beijing. 他到过北京。 （现在他不在北京）He has gone
13、 to Beijing. 他上北京去了。 （现在他不在这里）Where have you ? I have to the park.Where is he ? He has to the library.Step7. Do exercises on P13.Step8.AssignmentUnit 1 The 3rd periodContent: Grammar (三)Teaching aims：1To learn some new words.2. To learn the use of the present perfect tense.Important and difficult po
14、ints:短暂性动词（瞬间性动词）由于动作不能延续，故不能与表示一段时间的状语 for或 since连用。常见的短暂性动词有：go, come, borrow, open, close, stop, join, marry, die, become, arrive, reach, begin, start, leave, receive, buy, put, lose，lend, find, finish 等。如果表达上述短暂性动词 “继续多长时间”的概念，则需要改用与之相应的表示状态的系表结构，这种系表结构多为 be+ 形容词（副词、介词短语等）构成Teaching Procedures:S
15、tep1.Dictate the new words from P1 to P7Step2.Teach the new words from P13 to P19.Step3.Check the homework.Step4.Add some irregular verbs.becomebecame-become choosechosechosencostcostcost drinkdrankdrunk feelfeltfeltgivegavegiven growgrewgrown hurt-hurthurtlend-lent-lent pay-paid-paid meet-met-metStep5. Explain the grammer.短暂性动词（瞬间性动词）由于动作不能延续，故不能与表示一段时间的状语 for或 since连用。常见的短暂性动词有：go, come, borrow, open, close, stop, join, marry, die, become, arrive, reach, begin, start, leave, receive, buy, put, lose，lend, find, finish 等。如果表达上述短暂性动词“继续多长时间”的概念，则需要改用与之相应的表示状态的系表结构，这种系表结构多为 be+ 形
