unit1-sectionA-4a-4c.pptx

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1、Unit 1 How can we become good learners?Section A 4a-4c To learn the structure and expressions of“by+v.-ing”.By watching English programs.By having conversations with friends.Learning ObjectivesFree TalkA:How do you learn English?B1:I learn English by.B2:.PresentationHow do you learn English?I learn

2、by studying with a group.Do you learn English by reading aloud?Yes,I do.It helps my pronunciation.How can I read faster?You can read faster by reading word groups.How can I improve my pronunciation?One way is by listening to tapes.探究“by+动名词”结构“by+动名词动名词”表示表示“以以.的方式；通过的方式；通过.”Grammar focus1.“by+动名词”在

3、句中通常作_,常位于_.I improve my English by reading a lot.我通过大量阅读的方式提高我的英语。方式状语句末2.对“by+动名词”提问时要用_,-How do you learn English?你是怎样学英语的？-By joining the English club.通过加入英语俱乐部。How辨析 by,with与与 inbywithin表示乘坐某种交通工具或用某种方式。如：go to school by bus乘公共汽车上学表示用某种工具或身体的某部位（手、脚等）。如：write with a pen用钢笔写字。表示用某种语言或某种材料。如：in E

4、nglish活学活用 My mother always goes to work _ _.by subway活学活用 Nancy likes drawing pictures _ her crayons.with活学活用 Mike can talk with us_(用中文).in Chinese归纳 介词介词byby的基本用法的基本用法1.“by+交通工具”表示_.如：by bus 乘公共汽车；by ship 乘船2.“by+地点名词”表示_.意为“_；_”。如：by the river 在河边3.“by+时间”意为“_;不迟于”。如by 6 oclock 在六点之前。乘坐某种交通工具位置靠

5、近.在.旁边在.之前4.表示移动方向，意为“从.经过”。如：pass by 经过5.by用在被动语态中表示_，后接动作的执行者，即用来引出原主动语态的主语。如:This book is written by Lu Xun.这本书是鲁迅写的。被；由于Match the questions and answers.4aHow do you practice speaking?By watching English programs.How do you learn new words?By listening to a tape and repeating out aloud.How do you

6、 improve your writing?By having conversations with friends.How do you practice listening?By taking notes,doing exercises and reading a lot.How do you improve your pronunciation?By making word cards.How do you learn grammar?By writing e-mails to my pen pals.v.重复；重做4bMaking sentences using the structu

7、re“do sth.by doing”with the subjects in the box and information that is true for you.math physics chemistry Chinese history geography e.g.I usually practice my English by taking notes/reading books and newspapers/speaking English with my classmates/memorizing sentence patterns.n.笔记；记录 4cCheck()what

8、you do to learn English.Then interview your partner.I learn English byMy partner learns English byyesnohow oftenyesnohow oftendoing grammar exercises.taking notes in English.reading English books/magazines.writing in an English diary.using an English dictionary.Do you learn English by doing grammar

9、exercises?Yes,I do.How often do you do them?.SummaryGrammar：by的用法by+动词-ing形式，表方式、方法by+地点，意为靠近；在.旁边 by+时间，意为不迟于；在.之前by+交通工具，意为 乘.（表示方式）意为“被；由”根据汉语提示用适当的介词短语填空。1.We learn English _ _ _(通过大声读).2.she often sits _ _ _(在河边)after supper.3.I practice speaking English _ _(通过参加)the English club.4.They are talking about something _ _(用英语).by reading aloudby the river by joining in EnglishExerciseGOOD JOBGOOD JOB