初中英语人教新目标 (Go for it) 版八年级下册Section A课文内容ppt课件

这是一份初中英语人教新目标 (Go for it) 版八年级下册Section A课文内容ppt课件，文件包含人教八下Unit5SectionAgrammerfocus-4c优质课件+视频pptx、《虫儿飞》英文版-音乐-高清完整正版视频在线观看-优酷mp4等2份课件配套教学资源，其中PPT共16页， 欢迎下载使用。
一、教学目标 1.复习总结过去进行时的用法。 2.过去进行时与一般过去时，过去进行时与现在进行时的区别 3.辨析：when/ while二、教学重点及难点 1.复习总结过去进行时的用法。 2.过去进行时与一般过去时，过去进行时与现在进行时的区别 3.辨析：when/ while
Let’s enjy the fllwing sng,discuss what tense is mentined.(讨论歌曲中包含什么时态)
含义:表示现在正在进行的动作结构:is/am/are +动词ing
含义：表示过去某一时刻或某一段 时间正在进行的动作结构：was/were +动词ing
标志词:nw,at the mment lk,listen等
①（直）直接加ing②（去）以不发音结尾，去e，加ing ③（双）（辅元辅，双写最后一个辅音字母）
标志词:when,while,at the/that time f 在...时候at eight last night ,at that mment,在那阵子/时刻
Grammar Fcus:填入正确时态
1 . —What ____ yu _______at eight last night? —I ______ _______(take) a shwer?2. –What ____ she _______ at the time f rainstrm? —She______ _______(d)her hmewrk.3. —What ____ he _____when the rainstrm ________(cme)? —He ______ _______(read) in the library when the rainstrm came.4. —What ____ Ben ______when it _______ t rain heavily ? —When it began t rain, Ben ____ _____(help)his mm make dinner.5 —What ___ Jenny ______ while Linda ____________(sleep)? —While Linda ________, Jenny ______ _____(help) Mary with math.
were ding
was ding
was ding
was reading
was ding
was helping
was sleeping
at eight last night
at the time f rainstrm
at … last night/week/mnth/yearat the time f…at this time yesterdayat that mmentwhen 时间状语从句while 时间主语从句
was ding
was ding
1.The girl was watching TV when the rainstrm it began t rain,Ben was helping his mm make ，I was ut when yu called me．4.When the baby saw his mther,he finally stpped the wife was shpping,the husband was sitting in the I was sleeping in my aunt's hme,the dg was near my bed
语法探究1：观察下列句子，辨析when和while
相同:when和while均为连词,均可译为当…之时不同:进行when d/did或d/didwhen d/did,与瞬间性动词连用 d/did while进行或进行while进行,与延续性动词连用,并用进行时
指动作极为短暂,瞬间结束。如:start/begin/hit/jump/knck等
指动作可以延续一段时间,而不是瞬间结束.如:wrk/study/drink/eat等。
Fill in the blanks with when r while.He was sleeping _____ it arrived.______ he was sleeping, it arrived.The by was walking dwn the street ______ the strm came.4. ______ the by was walking dwn the street, the strm came.5. The girl was shpping _____ the phne rang.6. _______ the girl was shpping, the phne rang.
While Jhn was taking phts, Mary bught a drink.Jhn was taking phts when Mary bught a drink.
While Jhn was playing the pian, Mary left the huse.Jhn was playing the pian when Mary left the huse.
While Jhn was cleaning his rm, Mary turned n the radi. Jhn was cleaning his rm when Mary turned n the radi.
While Jhn was shpping, Mary tk the car t the car wash.Jhn was shpping when Mary tk the car t the car wash.
Lk at the table and write sentences with bth while and when.
Fill in the blanks with was, were, when r while.
be in bad shape 变形
icy结冰的ice--icy
hit a tree撞上了树
What were yu ding at these times last Sunday? Fill in the chart. Then ask yur partner.
A: What were yu ding at nine ’clck last Sunday mrning?B: I was sleeping. Hw abut yu?A: I was ding my hmewrk.B: Yu’re kidding!
语法探究2：过去进行时和一般过去时的区别
区别：1.过去进行时表示过去正在进行的动作, 2.一般过去时则表示一个完整的动作。
They ___________(write) letters t their friends at 9 last night.They______(write)letters t their friends last night.
were writing
只表达了昨晚九点在写信，没有说明信是否写完。
表达了他们信已写好的意思, 整个写的过程已完成。
1. What ______ (be) yu ______ (d) when he arrived?2. Jim __________ (sleep) when I came ____________ (watch) TV at 8:00 yesterday evening.4. Nw he __________ (read) and _______(write).
was sleeping
were watching
is reading
练一练：用所给词的正确形式填空
5. Mther _____________ (wash) clthes when I _______ (get) hme frm schl yesterday afternn.6. Lk, my sister ____ (be) there in the barber shp. The barber __________ (cut) her hair.7. ---When ____ yu _____ (see) the accident?---I _____ (see) it fifteen minutes ag.
was washing
is cutting
1. _______ Jennifer was reading a magazine, his sister was listening t the pp music.A. WhileB. When C. What time2. I was trying t draw a cat n the bard _________ the teacher came in.A. whileB. when C. what time3. My best friend visited my huse while I _______ dinner in the kitchen.A. ckedB. cking C. was cking
4. Sally tk a pht f her friends while they ___ cmputer games. A. play B. are playing C. have played D. were playing5. Just a minute! My brther ___ his car in the garden. A. washes B. is washing C. washed D. will wash6. — Can Peter play games with us, Mrs. Hawking? —Wait a minute. He ___ a shwer. [2013浙江绍兴] A. is taking B. takes C. tk D. was taking 7. My uncle _____ bks in the rm at this time yesterday. A. was seeingB. is reading C. was reading