广州八年级下U1Grammar.ppt

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1、Unit 1 GrammarHelping those in needInfinitivesInfinitivesInfinitivesInfinitivesSome verbs can have other verbs after them.WeSome verbs can have other verbs after them.WeSome verbs can have other verbs after them.WeSome verbs can have other verbs after them.Weusually usually usually usually use to us

2、e to use to use to before the second verb.We call before the second verb.We call before the second verb.We call before the second verb.We call these second verbs infinitives.these second verbs infinitives.these second verbs infinitives.these second verbs infinitives.We can use verbs+We can use verbs

3、+We can use verbs+We can use verbs+totototo+infinitives in sentences.+infinitives in sentences.+infinitives in sentences.+infinitives in sentences.Threeteenagersofferedtodosomevoluntaryworkduringtheschoolholidays.Cindywantedtopaintapictureoftheparknearherhome.Work out the ruleAn infinitive is the(ba

4、se/-ing/-ed)form of a verb.InfinitivesInfinitivesInfinitivesInfinitivesWe often use We often use We often use We often use totototo+infinitive after these verbs:+infinitive after these verbs:+infinitive after these verbs:+infinitive after these verbs:choosehopeofferwantdecidelearnplanwishThingstorem

5、emberThingstorememberWe can use question words+to+infinitives after decide,know,learn and remember.Do you know how to help disabled children?动词不定式的用法动词不定式的用法不定式的构成非常简单：不定式的构成非常简单：to do to do sthsth(do (do 代表动词原形代表动词原形)否定形式是否定形式是not to do not to do sthsth一般表示要干还没干的事（干过的事一般用一般表示要干还没干的事（干过的事一般用-inging形

6、式）。形式）。InfinitivesInfinitivesInfinitivesInfinitives A1 Mark and his mother visited Vivien.Mark is telling his friends about the visit.Complete his words with the correct forms of the verbs in brackets.We(1)_(decide/meet)Vivien today.We(2)_(want/help)her in some way.When we arrived,Vivien was very ha

7、ppy.She(3)_(begin/talk)to me about her school.She said,“I(4)_(like/go)to school,but I dont have any friends.I feel lonely.”Mum gave her some advice.Then Mum asked me to give Vivien her present,but I(5)_(forget/bring)it!Vivien said,“Its OK.I(6)_(hope/see)you again soon.”decided to meetwanted to helpb

8、egan to talklike to goforgot to bringhope to seeInfinitivesInfinitivesInfinitivesInfinitivesWe can also use We can also use We can also use We can also use verbs+objects+verbs+objects+verbs+objects+verbs+objects+totototo+infinitives+infinitives+infinitives+infinitivesin sentences.in sentences.in sen

9、tences.in sentences.AnnietaughtTimtosingtaughtTimtosingbeautifulsongs.Wewantthemtowantthemtobehappy.ThingstorememberThingstorememberWe use infinitives without to after some verbs,such as let and make.Mum made me go to bed early.B Betty is visiting Cindy in the hospital.Complete their conversation wi

10、th the correct forms of the verbs in brackets.Betty:Morning,Cindy.Were organizing a painting competition for the children in hospital.Well(1)_ them _(ask/paint)pictures.Would you like to take part in the competition?Cindy:Yes,Id love to.I want to paint a picture of the park near my home,but the doct

11、or wont(2)_ me _(let/go)out.He(3)_ me _(want/stay)in hospital.Betty:Do you(4)_ me _(want/take)some photos of that park for you?Cindy:Yes.That would be very kind of you.askletgowantsto staywantto paintto takeBetty:Ill go there this weekend.Then Ill bring the photos to you next week and(5)_ you _(teac

12、h/paint).Cindy:Thanks for your help.teachto paintInfinitivesInfinitivesInfinitivesInfinitivesWe can also use We can also use We can also use We can also use to+infinitives to+infinitives to+infinitives to+infinitives to express to express to express to express purpose.purpose.purpose.purpose.（表目的）（表

13、目的）（表目的）（表目的）Cindyusedabrushtopaintapictureofapark.Theywenttothehospitaltohelpthesickchildren.C Use the information in the reports on page 3 to answer these questions.Use the correct infinitives in your answers.1Why did the three teenagers offer to do somevoluntary work during the school holidays?Th

14、ey offered to do some voluntary work _ children in need.2Why did Betty go to the childrens hospital?She went to the hospital _ a painting competition for the children there.3Why did Betty go to the park near Cindys home?She went there _ some photos.to helpto taketo organize4 Why did Mark and his mot

15、her teach Vivien to tell stories?They taught Vivien to tell stories _ her express her feelings.5 Why did Annie teach disabled children to sing?She taught them to sing _ them joy and peace.to helpto bring1.Tellhim_thewindow.A.toclosenotB.nottocloseC.tonotcloseD.notclose2.Iwant_ateacherwhenIgrowup.A.tobeB.toC.beD.being3.Mymothertoldme_morewater.A.drinkingB.drankC.todrinkD.drink4.Aliceaskedme_anotherbagforher.A.A.getB.gotC.togetD.gettingBACExercisesExercisesExercisesExercisesCHomeworkDo some exercises in Book B.