Unit+8+Natural+disasters+Grammar 牛津译林版英语八年级上册.pptx

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1、Tomplayfootball.isingLucy isreada book.ingWhat is Tom doing?What is Lucy doing?Revision:They watchTVareingThe twinsthinkareing.now.What are they doing?What are the twins doing?Tomplayfootball.wasingLucy was reada book.ingWhat was Tom doing at that moment?What was Lucy doing at 2:30 p.m.yesterday?Lea

2、d-inThey watchingTV from 6 to 8.wereThe twinsthinkwereing.What were they doing from 6 to 8 last night?What were the twins doing at this time yesterday?He was cleaning the blackboardat this time yesterday She was reading at seven yesterday morning Read and work out the ruleThey were doing erescises f

3、rom 8:00 to 9:00morning.过去进行时过去进行时(past continuous tense)1.基本概念：表示过去某一时刻正在进行的基本概念：表示过去某一时刻正在进行的动作或过去某一段时间内持续进行的动作动作或过去某一段时间内持续进行的动作2 常用时间状语：常用时间状语：1)then,at this/that time,at 9.00 last night 1)then,at this/that time,at 9.00 last night 2)this morning,the whole day/morning,from 8-10pm 2)this morning,t

4、he whole day/morning,from 8-10pm last evening.last evening.时间状语at this time yesterday,at that time,at nine yesterday morning,the whole afternoon,from 6:00 to 8:00 yesterday morning 巩固练习 1.They _(listen)to music at that time.2.He _(search)the Internet from 7:00 to9:00 yesterday morning3.They _(discus

5、s)a problem in the meeting room at this time yesterdaywere listeningwas searchingwere discussingPast continuous tensedoing Positive&negative forms:was/were(+not)v-ingIYou/We/TheyHe/She/Itwas(not)were(not)was(not)Question formsdoingWasIWereyou/we/theyWashe/she/it The answers to the questionsYes/No,Iw

6、as/was not(wasnt).you/we/theywere/were not(werent).he/she/itwas/was not(wasnt).句型转换1、Many people were waitingat the bus stop(改为否定句）2、My mother was doing housework this morning(改为一般疑问句，并作肯定回答）3、The students were planting trees all dayyesterday(对划线部分提问）Many people were not waiting at the bus stop.Was

7、your mother doing housework thismorningYes,she was.What were the students doing all day yesterday注：下列几类动词通常不用于进行时。表示状态的动词be；感官动词：feel，hear，look，smell，taste等；表示思维或心理状态的动词：believe,forget，consider(认为)，know，remember，hope，wish，want 等；表示所属关系的动词：belong，have，own，hold（容纳）等。A snowstorm hit Sunshine town.What

8、were Simon and his classmates doing when the snowstorm came?A snowstorm cameWas Simon doing?Were they doing?Mr.Wu:What a terrible snowstorm!It came at about 6.30 this morning.I _(read)the newspaper then.What _ you _(do),Simon?Simon:I _(have)breakfast.Mr.Wu:What about you,Millie?was readingwerewas ha

9、vingdoingMillie:I _(walk)to the bus stop.Sandy,I saw you and your parents standing on the side of the road._you _(wait)for a taxi?Sandy:Yes.My dads car broke down because of the cold weather.He _(ring)someone to come and help when Millie saw me.was ringingWerewaitingwas walkingTime Mr.Wu Simon Milli

10、e Sandy and her parents Sandys dadWhen the snowstorm hit Sunshine Townread thenewspaperhavebreakfastwalk to the bus stopwait for a taxiring someone to come and helpHe was ringing someone to come and help when Millie saw them.A conjunction连词连词When the snowstorm hit Sunshine Town,Mr.Wu.Simon.Millie.Sa

11、ndy and her parents.Sandys dad.1.He was sleeping when the earthquake started.2.People were running in all directions while pieces of glass and bricks were falling down.3.As he was trying to find way out,he suddenly heard some noise above him.Conjunctions连词连词Tip:1.He was sleeping when the earthquake

12、started.=When the earthquake started,he was sleeping.2.People were running in all directions while pieces of glass and bricks were falling down.3.As he was trying to find way out,he suddenly heard some noise above him.While pieces of glass and bricks were falling down,people were running in all dire

13、ctions.He suddenly heard some noise above him as he was trying to find way out.当当 while,when 和和 as从句既可以在主句之前，从句既可以在主句之前，也可以在主句之后。也可以在主句之后。在句首在句首时时,两两个句子用逗号隔开。个句子用逗号隔开。1.He was sleeping when the earthquake started.2.People were running in all directions while pieces of glass and bricks were falling d

14、own.3.As he was trying to find way out,he suddenly heard some noise above him.the long actionthe short actionWhen/While/As延续性动词延续性动词(the long action)表示能够延续的动作，表示能够延续的动作，这种动作可以延续下去或产生持久影响。如：这种动作可以延续下去或产生持久影响。如：sleep,fall down,try,wait等。等。非延续性动词或短暂性动词非延续性动词或短暂性动词(the short action)表示表示不能延续的动作，这种动作发生后立即

15、结束。如不能延续的动作，这种动作发生后立即结束。如start,hear,fall over,arrive等。等。1.He was sleeping when the earthquake started.2.People were running in all directions while pieces of glass and bricks were falling down.3.He suddenly heard some noise above him,when/while/as he was trying to find way out,活动要求：活动要求：1 观察三个例句，请讨论

16、观察三个例句，请讨论When,While和和 As的用法。的用法。(动词、主从句时态）动词、主从句时态）2 请在小组白板上写下你们发现的规则。请在小组白板上写下你们发现的规则。Talk about things that were happening at particular time in the past Rule 1 was/were doing while was/were doing.Outside,people were running in all directions while pieces of glass and bricks were falling down.A l

17、ong actionA long actionRule 2 was/were doing when did.He was sleeping when the earthquake started.A long actiona short action did when/as/while was/were doing.When/While/As he was trying to find his wayout,he suddenly heard some noise above him.a long actionA short actionThe main clause(主句主句)The mai

18、n clause(主句主句)_a snowstorm hit Sunshine town,Mr.Wu was reading the newspaper.Simon was having breakfast _Millie was walking to the bus stop.Millie saw Sandy _Sandy was waiting for a taxi._Sandys father was ringing someone to come and help,Millie saw him.Can you use when/while/as to complete Simons r

19、eport?Please discuss in pairs and have a try.Whenwhile when/while/as When/While/As Playing in the snowMillie and her classmates were playing in the snow_whenAndy ran towards them.When/While/As_Millie and her classmates were playing in the snow,Andy ran towards them_Simon arrived,Amy _(get)some snow.

20、Simon arrived _Amy was getting some snow._a snowball hit Peter,he _(hide)behind the tree.A snowball hit Peter _ he was hiding behind the tree.Whenwas getting when/while/aswas hidingWhenwhen/while/as Daniel fell over.Millie was taking photos.When Daniel fell over,he was making a snowball.Daniel fell

21、over when/while/as he was making a snowball.Suzy and Kitty were building a snowman.Millie was taking photos while Suzy and Kitty were building a snowman.was making He _(make)a snowball_ Simon arrived,Amy_(get)some snow from the ground._ Suzy and Kitty_(build)a snowman,Millie _(take)photos.Daniel _(f

22、all)over _he was making a big snowball.Peter _(hide)behind a tree _ a snowball hit him._ Millie and her classmates _(play)in the snow,Andy ran towards them.Whenwas gettingWhile was building was takingfellwhen/while/aswas hidingwhenWhen/While/Aswere playingAfter the snowstorm,the students were playing in the snow.