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1、Unit 6 How long have you been collecting shell ?导学案（总29）Period 1课 题Unit 6 How long have you been collecting shell ?教学目标1. 现在完成进行时的用法。2. Patterns: How long have you been doing sth. ? I have been doing sth since . I have been doing sth for (period of time) .3. 谈论人们做某事持续多长时间。4. 谈论人们的业余爱好。教学重点1. Words a
2、nd expression in this unit .2. 现在完成进行时的用法以及与现在进行时和过去进行时的区别。教学难点现在完成进行时的用法教学方法演绎法Teaching procedures :一、学习目标：1.掌握下列重点词汇的用法： collect，shell，marathon， pair skate， since2掌握和运用下列语句：(1)How long have you been skating?(2)Shes been skating for five hours.(3)Shes been skating since nine oclock. 3现在完成进行时：have/h
3、as + been + v-ing4掌握since，for表示时间的用法。二、学习过程： Step 1 Leading in 1.复习回顾A.写出下列动词的-ing形式1.collect 2.skate e swim 5.run 2.课前预习1.自学44、45页单词并检测收集_贝壳_一双溜冰鞋_多久 滑冰马拉松_六个小时 自从我七岁时 3. 读下面的句子并回答When did you go to bed last night? When did you get up this morning? How long did you sleep last night? 学习过程：Step 2 Pre
4、-task任务一：讨论各小组讨论P44，1a的三个问题。Step 3 While-task任务二：听力1 （1）学生完成听力（1b）。 （2）完成结对对话（1c）。Step 4 Post-task任务三：听力2 （1）审题并完成听力（2a,2b）。（2）结对分角色完成采访（2c）。 （3）自由对话。Step 5 Grammar Focus课堂探究：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：_.一般疑问句是_否定句是_
5、2.since和for的用法区别：Since可以跟后面跟_,句子时态用_；since后面也可跟_for后面跟_,句子时态可用_ _ 也可用_等多种时态.牛刀小试：选择:Ive been skating (for / since) three years.Jack has been studying Chinese (for / since) the year of 2000.3pair “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
6、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课堂检测A.根据句意及首字母补全单词。（注意形式）1. How long have you b here?2. Lily has been skating s she was four years old.3. My eyesight isnt very good. I need a p of glasses.4. Lets s on the
7、real ice.5. He has been living in this city f 20years.B.选择题: （ ）1. We have been walking _ 8 oclock. A. for B. at C. 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? Ive been living here _ four years ago.A.
8、for B. before C. since D. during（ ）4. Uncle Wang _ since he came to the company.A. has been working B. have been working 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 long B. How often C. How old D. How soon（ ）8. Ive been collecting coins _ I was 10years old.A. when B. while C. and D. since 反思总结：你学到了什么？ Homework:Blackboard Design:(板书设计)3