新课标人教版八级英语下册《Unit 6How long have you been collecting shells》精品学案.doc

新课标人教版八年级英语下册Unit 6 How long have you been collecting shells?精品学案Section A学习目标知识目标：1.单词 collect , shell, skate, pair, since, raise, several, skater2.掌握句型：How long have you been skating? Ive been skating for five hours.Ive been skating since nine hours. Ive been skating since Iwas seven years old.-How long did you skate? -I skated for two hours.-What sport do you play? -Tennis.-When did you start? -When I was eleven.能力目标：通过学习现在完成进行时，学会谈论人们做某事持续多长时间，谈论人们收藏某物多长时间。情感目标：通过对历史文化知识的再认识，培养学生跨学科学习的能力。学习重点：单词和重点句型学习难点：区别不同点：1.“for” and“since” 2.“How long have you been skating?” And “ How long did you skate?”学习过程：Step1.自学44、45、46页单词并检测：收集_贝壳_溜冰鞋_溜冰者_ 马拉松赛跑_ 滑冰马拉松_ 筹集_ 几个的_ 自从_ 自从9点起_ 一双旱冰鞋_自从两年前一直到现在 _ Step2.新课导入: Read the sentences and answer them. ( help students using “at”and “for”correctly)1.When did you go to bed last night? When did you get up this morning?How long did you sleep last night? 2. What are you doing now? When did you start the English class today? How long have you been having the English class today?How long have you been in class? Step3.自主探究一研讨现在完成进行时态的用法、谓语动词构成、句式转化（一般疑问、否定句、特殊疑问句）及for和since的用法区别 1.总结现在完成进行时态的用法及谓语动词构成： 现在完成进行时态表示：_. 现在完成进行时态谓语动词的构成：_.2.since和for的用法区别：since后面跟_,句子时态用_.since后面也可跟_,从句时态用_,主句时态用_ .for后面跟_,句子时态可用_ 也可用_等多种时态.选择:Ive been skating (for/since) three years. Jack has been studying Chinese (for/since) the year of 2000.二pair “一对、一双、一副”a pair of shoes / glasses /单选： My pair of shoes _ much too expensive. A.are B.is C.be D.my Can I help you? Id like _ for my twin sons. A.two pair of shoes B.two pairs of shoe C.two pair of shoe D.two pairs of shoes三1.The skating marathon has been going for five hours now, and several skaters are still skating several “几个的，数个的” “几个，数个” 例如：I bought several books on computer. Several of them decided to walk home. There are several hundreds of sheep on the hill.总结：several可作_词，用来修饰名词_；还可做_词；还可修饰hundreds of.Eg:根据首字母填空The girl can speak s_languages, such as English, Japanese, French, etc.2. Alison was the first one to start and has been skating for the whole five hours. the first one to skate “第一个开始的人”to skate 为动词不定式做_语。例如：She is the first foreign singer to take part in the contest. 翻译：今天他是最后一个到校的学生。 He was the last student _ _ _ _ today. 他是第一个赢得这个奖的音乐家。 He was the first musician _ _ the prize. the whole five hours “整整五个小时” whole 和all 均有“所有的，全部的”但用法不同。 例如：All the people are here.We looked for the whole school, but found nothing.总结：all与定冠词、指示代词、物主代词、数词连用时，常放在_;whole与定冠词一起使用时则放在_. 用all或whole填空： My grandfather told me the_ story. My brother was hungry, he ate_ the cakes.Step4. 合作交流1b,2a,2b. Listen to the tape and finish them. Step5.典题赏析：1.If he doesnt want to do the job, does _ went to?A.     everybody else B.anybudy else C.elseanybody D.else every body解题:选B, else 修饰不定代词时，要后置，所以排除C、D；又根据题意，答案选择B 2.-_did you return the dictionary? -Last night .A.How far B.When C.Why D.How often解题：选B. last night意为昨天晚上，是一般过去时态的时间状语，故选B.3.Who is the last person _ the office yesterday afternoon?A.leave B.left C.leaves D.to leave解题：选D。根据题意，本题动词不定式短语作定语，修饰前面的the last person.【当堂达标】 一.单项选择.1. We have been walking _ 8 oclock. A. for B. at C. since D. during2. Amy has been skating _ two hours. A. or about B. for since C. since D. for about3. How long have you been living here? Ive been living here _ four years ago.A. for B. before C. since D. during待添加的隐藏文字内容34. Uncle Wang _ since he came to the company.A. has been working B. have been working C. worked D. work5. They have been swimming since they _5. A. is B. was C. has D. were6. Mr Li _swimming for 3 hours, and his son _an hour ago.A. has been, started B. has been, has started C. started, has started D. has started, started7. -_ has this food store been here? - Since 2001. A. How long B. How often C. How old D. How soon8. Ive been collecting coins _ I was 10years old.A. when B. while C. and D. since 9. Some students on the village are very poor. Lets raise four_yuan for them. A.thousands B.thousands of C.thousand D.a thousand二.英汉互译1. 我认为科学是最乏味的科目。I_ science is _ _ _ subject.2. 如果你每天吃汉堡，你会变胖的。_ you _ _ every day, you will _ _3. Alice 是今天第一个到校的。Alice was the _ _ _ get to school.4. 所有的学生都在准备考试。_ students _ preparing for the exam.5. 我已经滑冰5个小时了。I _ _ _ for five hours.  答案：Unit 6 Section A课堂达标1.     CDCA DAADC2.     (1) think the most boring (2) If eat hamburgers get fat (3) first student to (4) All are (5) have been skating