八年级英语上册-时态专项复习ppt课件 -外研版.ppt

时态专项复习一、一般现在时的用法1)经 常 性 或 习 惯 性 的 动 作，常 与 表 示 频 度 的 时 间 状 语 连用。时 间 状 语：always,always,often,often,usually,usually,sometimes,sometimes,every every day,now and then,from time to timeday,now and then,from time to time 2)客观真理，客观存在，科学事实。Class begins at 7:35 every morning.He cycles to work every day.The earth moves around the sun.Light travels faster than sound.Water boils at 100 centigrade degrees.3)表示格言或警句中。Pride goes before a fall.骄者必败。The teacher told us that the earth moves around the sun.注 意：此 用 法 如 果 出 现 在 宾 语 从 句 中，即 使主句是过去时，从句谓语也要用一般现在时。Knowledge begins with practice.1）下 列 动 词：e,go,arrive,leave,start,begin,return 的 一 般 现 在 时 表 将 来。这 主 要 用 来 表 示 在时 间 上 已 确 定 或 安 排 好 的 事 情。比 如 说,上 课,飞机起飞,火车离站等.2）倒装句，表示动作正在进行，如：The train leaves at six tomorrow morning.When does the bus start?It starts in ten minutes.Here es the bus.=The bus is ing.There goes the bell.=The bell is ringing.知识扩展：一般现在时表将来知识扩展：一般现在时表将来3）在时间或条件句中。(主句将来时,从句现在时)We will go out for a picnic if the weather is fine.I will write to you as soon as I arrive there.现在进行时1.现在进行时表示现在正在进行的动作.1)由be(is am are)+V ing 构成.2)常与now,at the moment,at present,these days,Look,Listen,Dont talk,Its.oclock 等时间的词连用,e.g.A:What are you doing?B:I am working at my new project.They are reading magazines in the library at the moment.It is raining cats and dogs now.2.表示“感觉,愿望和状态”的静态动词，其本身有延续意义，一般不用进行时:have,be,here,see,like,agree,believe,hear,belong,depend,fear,feel,find,forget,hate,hope,imagine,know,look,love,mean,mind,notice,own,regret,smell,seem,sound,taste,remember,realize,suggest,understand,不用进行时3.表示感情色彩（赞赏、厌恶等）：She is always changing her mind.1)她总是帮助别人。2)他总是犯相同的错误。3)她不断地抱怨一切。1)She is always helping others.2)He is always making the same mistake.3)She is always plaining about everything.1.You _things about.Look,what a mess in you room!A.always throw B.have always thrown C.are always throwing D.have always been thrown2.You _ television.Why not do something more active?A.always watch B.are always watching C.have always watched D.have always been watching用现在进行时表示将来 下列动词e,go,arrive,leave,start,begin,return 等现在进行时可以表示将来。例如：Im leaving tomorrow.明天我要走了。Are you staying here till next week?你会在这儿呆到下周吗？知识扩展：不用进行时的动词1)事实状态的动词。如：have,belong,possess,cost,owe,exist,include,contain,matter,weigh,measure,continueI have two brothers.This house belongs to my sister.2)系动词。如：seem,remain,lie,see,hear,smell,feel,tasteYou seem a little tired.The flowers smell sweet.3)心理状态的动词。如：know,realize,think,see,believe,suppose,imagine,agree,recognize,remember,want,need,forget,prefer,mean,understand,love,hateI need your help.He loves her very much.4)瞬间动词。如：accept,receive,plete,finish,give,allow,decide,refuse.I accept your advice.I：Good morning and wele to the show.This morning I have Wang Shu here in the studio.Shes going to tell us about her plan for the future.Good morning,Wang Shu.WS:Good morning.I：Wang Shu,tell us about your plan,please.WS:Im going to work as a volunteer teacher in a small country town in Inner Mongolia.I：Really?You must be excited!WS:Oh yes,Im really excited about it.I：What are you going to do there as a teacher?WS:Im going to teach middle school students.I：And when are you leaving?WS:The train leaves at 9 tomorrow morning.So m getting up early at about 6 to get everything ready.The new school term begins the day after I arrive I cant wait to meet the students there.Im going to work as a volunteer teacher What are you going to do there as a teacher?Im going to teach middle school students.And when are you leaving?tomorrow morning.the day after I arrive.So Im getting up Shes going to tell us about her plan for the future.Im going to work as a volunteer teacher in a small country town in Inner Mongolia.What are you going to do there as a teacher?Im going to teach middle school students.And when are you leaving?The train leaves at 9 tomorrow morning.So Im getting up early at about 6 to get everything ready.The new school term begins the day after I arrive.-s going to tellm going to workare going to dom going to teachare leavingm getting upbeginsleavesTalking about future information do/doesbe going to dobe doing Intentions(意图，打算)personal arrangements(个人具体安排)scheduled(排定的)events 一般将来时1.一般将来时表示计划、打算、企图做某事或来注定要发生的事情。2.表示将来时的四种形式will/shall+动词原形be going to do be about to do(正要干什么)be to do 一般将来时1)shall 用于第一人称，常被will 所代替。will 在陈述句中用于各人称，在征求意见时常用于第二人称。2)be going to+不定式，表示将来。a.主语的意图，即将做某事或打算做某事。b.计划，安排要发生的事。C.有迹象要发生的事Look at the dark clouds;there is going to be a storm.What are you going to do tomorrow?The play is going to be produced next month.I will have a birthday party next week.What are the people in the pictures going to do?Write sentences.(P13)He is going to play the guitar.He is going to change the tyre.She is going to dance.They are going to have a party.3)be+不定式表将来，按计划或正式安排将发生的事。We are to discuss the report next Saturday.4)be about to+不定式，意为马上做某事。He is about to leave for Beijing.注意：be about to 不能与tomorrow,next week 等表示明确将来时的时间状语连用。The sports meet is to take place on Sunday morning.一般现在时&现在进行时的综合训练:David _(be)a Senior 1 student.He often _(get)up early in the morning.He _(enjoy)learning English because he _(think)English _(be)interesting and useful.His classmates usually _(ask)him to help them.He _(study)English with them under a big tree at the moment.Mike _(read)an English newspaper.Lucy and Kate _(listen)to the latest news on the radio.They _(have)a good time.isare havingare listeningis readingis studyingaskis thinksenjoysgetsRevision of Present Continuous:Now I _(look)out of my window.I can see some children on the playground.They _(play)football.They always _(play)football there.Look!A little boy _(kick)the ball.Another boy _(run)after him but he cant catch him.are playingam lookingplayis kickingis runningTranslation:我有一个好朋友名叫李平,是我的同桌(seatmate).他是乡下来的,个子不高,但很健壮.他学习非常刻苦,又常常帮助同学.他英语学得很好,因为他经常做阅读和练口语.他常鼓励我讲英语.他爱好运动,每天放学后打篮球.他喜欢音乐,歌唱得很好.不仅老师,全班同学都喜欢他.I have a good friend named Liping(whose name is Liping).He is my seatmate.He is/es from the country.He is not tall but very strong.He works very hard and often helps other students.Hes verygood at English because he often does reading and oral practice.He often encourages me to speak English.He loves sports and plays basketball after school every afternoon.He lovesis fond of music and sings well,too.Not only the teachers but also all his classmates like him.1.我们要两点半出发。_ 2.明年我们要去加拿大度假。_ _.Translate sentencesTranslate sentencesWe are going to take a holiday in Canada next yearWe are going to start at 2:30.(be going to do)3.我将派约翰去帮助你。_4.约翰和玛丽买了一些家具,他们打算 下个月结婚。_ _ Im going to send John to help you.John and Mary bought some furniture,they are going to marry next month.