新教材2021-2022学年高中英语外研版必修第一册课件：UNIT 3 FAMILY MATTERS-PERIOD 2 USING LANGUAGES .ppt

1、动词时态Period 2 Using language1.To review the grammar about verb tenses.2.To do some exercises to practice them.Learning aimsI had two eggs and a glass of milk for breakfast this morning.观察这些句子用了什么时态？I often read books in my spare time.He has lived in Paris for twenty years.All the class are reviewing

2、the lessons in the classroom now.They will help you if you tell them.Please get everything ready.The experiment is about to start.Leading-in【知识拓展】表示经常性、习惯性的动作或状态。常与表示频度的时间状语连用，如 always，usually，often，every day，sometimes，now and then，seldom，never 等。He is always ready to help others.他总是乐于助人。表示特征、能力或现在的

3、情况或状态。We live only a few miles from the coast.我们住的地方离海岸只有几英里远。一般现在时构成：be动词根据人称和数用am/is/are；实义动词作谓语，主语是第三人称单数时谓语动词加-s 或-es，主语是其他人称时谓语动词用原形。表示按安排或时间表等将要发生的动作，通常要加上表示将来的时间状语。能这样用的动词有 come，go，start，begin，finish，end，leave，arrive，open，close 等。The meeting begins at 2：00 in the afternoon and ends at 5：00.会议

4、在下午2 点开始，5 点结束。在时间或条件状语从句中代替一般将来时。Well give him the message after he finishes dinner.他吃完晚饭后我们就把这个消息告诉他。（1）He（walk）to school every day.（2）This job（call）for great patience.（3）The sun（rise）in the east and（set）in the west.（4）The plane（take）off at 11：30 and（arrive）in Shanghai at 13：20.（5）Pride（go）before

5、a fall.(6)If it（rain）tomorrow，we shall stay at home.walkssets risesrainsgoes【即学即练】单句语法填空takesarrivescalls现在进行时【知识拓展】表示说话时正在进行的动作。常与表示说话时正在进行的动作。常与nownow，right nowright now，at presentat present，at the moment at the moment 等时间状语及等时间状语及looklook，listen listen 等标志词连用。等标志词连用。We are having an English lesso

6、n now.现在我们正在上英语课。表示现阶段正在进行而此时不一定正在进行的动作。He is writing a book these days.这些天他正在写一本书。表示按计划或安排将要发生的动作。常用的这类动词有 go，come，leave，arrive，return，begin，stay，stop 等。My uncle is coming back from abroad.我舅舅要从国外回来了。构成：am/is/are+动词的现在分词（1）We（wait）for the subway at the moment.（2）Listen!Somebody（sing）.（3）They（leave）

7、by train tonight.（4）We （get）on very well with our classmates these days.are waiting 我们现在正在等地铁。is singing 听！有人在唱歌。are getting【即学即练】单句语法填空并翻译成汉语 are leaving 这些天我们和同学相处得很好。他们今晚坐火车走。【知识拓展】“已完成”用法：表示过去发生或已经完成的某一动作对现在造成的影响或结果，着眼于现在。常与 already，just，yet，before，recently，so far，ever，never，once 等连用。You neednt

8、say anything about her.I have met her once before.你没有必要说她的任何事了，我以前已经见过她一次了。“未完成”用法：表示过去的某一动作或状态一直持续到现在，并有可能继续下去。常与表示一段时间的状语 up to now，so far，in the past/last few years，“since+时间点（由名词、短语、从句充当）”和“for+时间段”连用。We have lived here since 1994.自1994 年以来我们一直住在这里。现在完成时构成：have/has+动词的过去分词 在时间或条件状语从句中表示将来完成的动作。H

9、e will come as soon as he has finished his work.他一完成工作就会来。在“This/That/It is the first/second/last time+that 从句”与This/That/It is the+形容词最高级+名词+that从句”中，从句谓语动词用现在完成时。It is the first time that I have come to Harvard University.这是我第一次来哈佛大学。注意：非延续性动词用于现在完成时不能与表示延续概念的“for+时间段”连用，需要时要用与其意义相对应的延续性动词替换。如：He

10、has died.他已经去世了。He has been dead for several years.他去世好几年了。（1）He（work）for the organisation for four years.（2）In the last few years，China（make）great achievements in environmental protection.（3）He（live）in London since 2010.（4）It is the most instructive lecture that I（attend）since I came to this school

11、.（5）Ill go to the party as soon as I（finish）my homework.（6）This isnt the first time that technology（change）our manners.has worked has made【即学即练】单句语法填空have finishedhave attendedhas lived has changed【知识拓展】表示过去某个特定的时间发生的动作或存在的状态。He offered his seat to an old man.他把座位让给了一位老人。表示过去某一段时间内经常性或习惯性的动作。When I

12、was a teenager，I played table tennis almost every day.我十几岁时几乎每天都打乒乓球。在时间和条件状语从句中代替过去将来时。They said they would let us know if they heard any news about him.他们说如果听到关于他的任何消息，他们就通知我们。一般过去时构成：谓语动词用过去式（1）Tom（want）to help us yesterday，but he was very busy.（2）He（leave）the company a long time ago.（3）When I wa

13、s reading the newspaper，the telephone（ring）.（4）When I lived in Shanghai，I often（take）a walk in the street.（5）I know a little bit about Italy as my wife and I（go）there several years ago.（6）Did you tidy your room?No，I was going to tidy my room but I（have）visitors.（7）When I called you this morning，nobo

14、dy answered the phone.Where（be）you?wantedleftrangtook【即学即练】单句语法填空wenthadwere【知识拓展】(1)表示将要发生的动作或存在的状态，常与tomorrow，next week，in the future，in a few days 等时间状语连用。I shall graduate from university next year.我明年就要大学毕业了。(2)其他表达法 be going to do 表示打算、计划、安排要做某事或有迹象表明要发生的事。What are you going to do during the su

15、mmer holiday?这个暑假你打算做什么？be about to do 表示即将发生的动作，一般不与具体的时间状语连用。Be quiet!The lecture is about to start.安静！讲座马上就要开始了。be to do 表示按照约定、职责、义务或要求等即将发生的动作。We are to meet at the school gate.我们约好在校门口见面。一般将来时构成：shall/will+动词原形（1）Do you think Mom and Dad（be）late?No.Swiss Air is usually on time.（2）If their mark

16、eting plans succeed，they（increase）their sales by 20 percent.（3）What are you going to do this afternoon?I（go）the cinema with some friends.（4）Attention，please!We are about（start）our next lesson in Classroom 8 of the Teaching Building.（5）You are（hand）in the exercises tomorrow.will bewill increaseam goi

17、ng to【即学即练】单句语法填空to hand to start Summaryam/is/are/V/V-s 1.表示经常性、习惯性的动作或状态。2.表示特征、能力或现在的情况或状态。3.表示按安排或时间表等将要发生的动作。一般现在时一般过去时现在进行时一般将来时现在完成时am/is/are+V-ing1.表示说话时正在进表示说话时正在进行的动作。行的动作。2.表示现阶段正在进行而此时不一定正在进行的动作。3.表示按计划或安排将要发生的动作。have/has+V-ed1.表示过去发生或已经完成的某一动作对现在造成的影响或结果。2.表示过去的某一动作或状态一直持续到现在，并有可能继续下去。V

18、-ed1.表示过去某个特定的时间发生的动作或存在的状态。2.表示过去某一段时间内经常性或习惯性的动作。3.在时间和条件状语从句中代替过去将来时。will/shall+V1.表示将要发生的动作或存在的状态。2.be going to do 表示打算、计划、安排要做某事或有迹象表明要发生的事。3.be about to do 表示即将发生的动作。4.be to do 表示按照约定、职责、义务或要求等即将发生的动作。(1)(2)(3)Hurry up!The train (leave)We must get on as soon as possible.It doesnt matter whethe

19、r you(attend)the meeting to be held.Mother told me,“Time(be)precious and never waste your time.”(4)(5)(6)It is the third time that he (win)a prize in the field of music.Mrs.Brown (work)in a high school for three years in the past,but she works in a bank now.Our flight _(take)off at seven oclock this

20、 evening.Dont be late.（1）I came to Beijing for the first time.(同义句转换)This is the first time that.（2）He will come back in two days.（对划线部分提问）will he come back?（3）He has been in the army for 15 years.(同义句转换)It has been 15 years since.（4）He often plays basketball after school.(变为一般疑问句)basketball after s

21、chool?(5)What is Jack doing in the classroom?(用do his homework回答)Jack in the classroom.he joined the armyDoes he often play I have been to BeijingHow soon is doing his homework（1）Do you think Mom and Dad（be）late?No.Swiss Air is usually on time.（2）If their marketing plans succeed，they（increase）their

22、sales by 20 percent.（3）What are you going to do this afternoon?I（go）the cinema with some friends.（4）Attention，please!We are about（start）our next lesson in Classroom 8 of the Teaching Building.（5）You are（hand）in the exercises tomorrow.will bewill increaseam going to to hand to start（1）除非我亲眼看见，否则我不会相信

23、你。I unless I have seen it with my own eyes.（2）哥伦布证实了地球是圆的。Columbus proved that.（3）自从我从那所大学毕业以来，十年的光阴已经过去了。Ten years has passed.（4）这是我第一次离开家人这么长时间。This is the first time that for such a long time.（5）我不能帮你做家务，因为我在做作业。I cant help you with the housework because .will not believe youthe earth is roundsince I graduated from that universityI have been away from my familyI am doing my homeworkDifficult circumstances serve as a textbook of life for people.困难坎坷是人们的生活教科书。