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1、新目标 八年级英语 下册第六单元 Section A学案及答案 Unit 6 How long have you been collecting shells? Section A 学习目标 知识目标： 1. 单词 collect , shell, skate, pair, since, raise, several, skater 2. 掌握句型： How long have you been skating? I ve been skating for five hours. I ve been skati ng since nine hours. I ve been skating si
2、nce 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 y
3、ou 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
4、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
5、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 :I ve been skating (for/since) three years. Jack has been studying Chinese (for/since) the year of 2000. 二 pair “一
6、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? I d 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 ska
7、ters 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, Fren
8、ch, 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 fir
9、st 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 hungr
10、y, 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 doesn t 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
11、 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 o clock. A. for B. at C.
12、since D. during 2. Amy has been skating _ two hours. A. or about B. for since C. since D. for about 3. How long have you been living here? I ve been living here _ four years ago. A. for B. before C. since D. during 4. Uncle Wang _ since he came to the company. A. has been working B. have been workin
13、g C. worked D. work 5. They have been swimming since they _5. A. is B. was C. has D. were 6. 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, started 7. -_ has this food store been here? - Since 2001. A. How
14、long B. How often C. How old D. How soon 8. I ve been collecting coins _ I was 10years old. A. when B. while C. and D. since 9. Some students on the village are very poor. Let s 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 _ _ _ s
15、ubject. 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 DAADC 2. (1) think the most boring (2) If eat hamburgers get fat (3) first student to (4) All are (5) have been skating