八年级英语下册 Unit 2 I’ll help to clean up the city parks Section A 2d课件 （新版）人教新目标版.ppt

unit2i llhelptocleanupthecityparks sectiona2d objectives tolearntheusageofinfinitivestolearnnewwords raise alone helen hi tom i mmakingsomeplanstoworkinanoldpeople shomethissummer tom really ididthatlastsummer helen oh whatdidtheyaskyoutohelpoutwith tom mmm thingslikereadingthenewspapertotheoldpeople 2d readtheconversationandanswerthequestions reading orjusttalkingtothem theytoldmestoriesaboutthepastandhowthingsusedtobe helen thatsoundsinteresting tom yeah alotofoldpeoplearelonely weshouldlistentothemandcareforthem helen you reright imean we reallgoingtobeoldoneday too 1 where shelengoingtoworkthissummer 2 whatdidtomdotohelptheoldpeople she sgoingtoworkinanoldpeople shome readingthenewspaperorjusttalkingtotheoldpeople roleplay hi tom i mmakingsomeplanstoworkinanoldpeople shomethissummer really ididthatlastsummer role playtheconversation 1 helpsb out 帮助某人解决难题 ican tworkoutthismathproblem pleasehelpmeout 1 helpsb withsth helpsb do todosth在某事上帮助某人 ihelphimwithhisenglisheveryday 2 helponeselftosth 随便吃食物等 helpyourselvestoapples boys 3 withthehelpof withone shelp在 的帮助下 withthehelpoftheteachers igetgoodgradesinallsubjects 1 theytoldmestoriesaboutthepastandhowthingsusedtobe usedtodosth 过去常常做某事 表示过去习惯性 经常性的动作或状态 暗指现在已经不存在 used无人称和时态的变化 languagepoints e g iusedtogototheyouthcenter butihavenotimenow 我过去经常去青少年中心 但现在我没有时间了 grandparentsusedtotellusstorieswhenwewereveryyoung 在我们小时候祖父母常给我们讲故事听 2 yeah alotofoldpeoplearelonely lonelyadj 孤独的 寂寞的 指精神上感觉孤独 寂寞 e g theoldmanfeelslonely soheraisesadog 那名老人觉得很孤独 因此他养了一只狗 1 i dliketohelphomelesspeople 2 shedecidedtotryoutforavolunteerafter schoolreadingprogram 3 youcouldaskhospitalstoletyouvisitthekidsandcheerthemup 4 mariobelievesitcanhelphimtogethisfuturedreamjob 5 shevolunteersthereonceaweektohelpkidslearntoread 6 i mmakingsomesignstoputuparoundtheschool 动词不定式 grammar 动词不定式是一种非谓语动词形式 在句中不能作谓语 没有人称和数的变化 其基本形式为 to 动词原形 有时to可以省略 否定形式 not 动词不定式动词不定式具有名词 形容词和副词的特征 因此可以在句中作主语 宾语 宾语补足语 定语和状语等 可以放在一些动词后面用作宾语 这些动词有want plan agree ask等 你必须学着照顾自己 youmustlearntolookafteryourself 我让他周日到达 itellhimtoarriveonsunday 可作宾语补足语 表示宾语所做的动作 这些动词有tell ask want like等 practise practise 有一些动词后用作宾语补足语的不定式通常不带to 一类是感官动词 常见的有see hear watch feel notice等 另一类是使役动词 常见的let make have等 听说你病了我很难过 iamsorrytohearthatyouareill 动词不定式作状语常用在 be 形容词 不定式 这种结构中 如 whentostartisnotdecidedyet 还没决定什么时候开始 作主语 theproblemiswheretohavetheparty 问题是去哪办聚会 作表语 idon tknowwheretogo 我不知道去哪 作宾语 动词不定式可以和what which where when等连用 在句中可作主语 表语和宾语 如 1 i dlike homelesspeople 2 shedecided foravolunteerafter schoolreadingprogram 3 youcouldaskhospitals youvisitthekidsandcheerthemup 4 mariobelievesitcanhelphim hisfuturedreamjob 5 shevolunteersthereonceaweek kidslearn 6 i mmakingsomesigns aroundtheschool fillintheblanks tohelp totryout tolet toget tohelp toread toputup 1 iwant become apolicemanoneday 2 hewantsthestudents eat well 3 theteachermadehisstudents come intothemeetingroomontime 4 theboywasfree go whereheliked 5 nobodytellshimwhat do next 根据提示完成下列句子 tobecome toeat come togo todo exercises fillintheblanks hehelps theclassroom a cleansupb cleaningupc cleanup2 itookhertotheconcertto a cheerupherb cheerherupc cheersheup3 let shelp foodatthefoodbank a togiveoutb giveupc givingout c b a 1 you dbetter 想出 abetterplan 2 whowill 自愿回答 thisquestion 3 youcouldputupa 布告 here completethesentences comeupwith volunteertoanswer notice 4 withnoonetotalkto he very 感觉很孤独 5 thelife 曾经是 ve