初一英语时态PPT课件

1、教学建议课时安排：三课时第一课时: 一般现在时第二课时: 一般将来时第三课时: 现在进行时第1页/共51页现在进行时 一般现在时一般将来时第2页/共51页第一课时第一课时一般现在时一般现在时第3页/共51页Where are they?They are in the classroom.第4页/共51页Is he happy?Yes, he is happy.Is he strong?Yes, he is strong.第5页/共51页What is it?It is a cat.Is she busy?Yes, she is busy. 第6页/共51页Am I sad?No, I am h

2、appy.Is it very hot?Yes, it is very hot.第7页/共51页我(I)用am, 你(you)用are,Is 连着他(he)她(she)它(it),遇到复数都用are.第8页/共51页He is happy.否定句:一般疑问句:肯定回答:否定回答:He is not (isnt) happy.Is he happy?Yes, he is.No, he isnt.第9页/共51页I am happy.否定句:一般疑问句:肯定回答:否定回答:I am not happy.Are you happy?Yes, I am.No, I am not.第10页/共51页Th

3、ey are in the classroom.否定句:一般疑问句:肯定回答: 否定回答:They are not (arent) in the classroom.Are they in the classroom?Yes, they are.No, they arent.第11页/共51页肯定式否定式疑问式肯定否定回答I am a teacher. I am not a teacher.Am I a teacher?Yes, I am.No, I am not.He/she is a teacher.He/she is not a teacher.Is he/she a teacher?Y

4、es, he/she is.No, he/she isntIt is a cat.It is not a cat.Is it a cat?Yes, it is.No, it isnt.We/You/They are teachers.We/You/They are not teachers.Are we/you/they teachers?Yes, we/you/they are. No, we/you/they arent.动词be一般现在时的构成第12页/共51页用用is、 am或或 are填空填空1. China _ a big country.2. We _ in the classr

5、oom.3. Her mother _ an English teacher.4. He _ a worker. He works very hard.5. Where _ you from?6. It _ a beautiful cat.7. They _ good friends.8. I _ not from Jiangsu.I come from Shanghai.is are amis are is is are 第13页/共51页get up water the flowersI get up at 6:35 in the morning.She waters the flower

6、s.第14页/共51页play footballwatch TVThey play football in the playground.He watches TV in the sitting-room.第15页/共51页否定句:一般疑问句:肯定回答:否定回答:I get up at 6:35 in the morning.I do not (dont) get up at 6:35 in the morning.Do you get up at 6:35 in the morning?Yes, I do.No, I dont.第16页/共51页They play football in t

7、he playground.否定句: 一般疑问句: 肯定回答:否定回答:They do not (dont) play football in the playground.No, they dont.Yes, they do.Do they play football in the playground?第17页/共51页She waters the flowers.否定句:一般疑问句: 肯定回答:否定回答:She does not (doesnt) water the flowers.Does she water the flowers?Yes, she does.No, she does

8、 not (doesnt).第18页/共51页一般现在时：表示现在的状态、经常的或习惯性的动作、表示主语具备的性格和能力等。与一般现在时连用的时间状语：often, always, sometimes, usually, every day/ week/year 等一般现在时的构成：肯定句：主语is/am/are其它成分.主语(除第三人称单数)动词原形其它成分.Heisanofficeworker.Igetupatsixeveryday.主语(第三人称单数)动词s/es其它成分.Myfatherusuallygoestoworkbybus.第19页/共51页否定句：否定句：主语主语am/is/

9、are not其它成分其它成分.主语主语(除第三人称单数除第三人称单数) dont动词原形其它成分动词原形其它成分.Theyarenotinthelibrary.Idontlikeswimming.主语主语(第三人称单数第三人称单数)doesnt动词原形其它成分动词原形其它成分.Theoldmandoesntlikeplayingcards.一般疑问句：一般疑问句：Am/Is/Are+主语其它成分主语其它成分?Do+主语主语(除第三人称单数除第三人称单数) 动词原形其它成分动词原形其它成分?Isitatalltree?DotheGreensoftengoswimminginsummer?主语为

10、第三人称单数主语为第三人称单数Does+主语动词原形其它成分主语动词原形其它成分?Doestheearthgoaroundthesun?第20页/共51页特殊疑问句：疑问词is/am/are +主语(其它成分)？疑问词do+主语动词原形(其它成分)？Whattimeisitnow?Whendoyouusuallygotobed?主语为第三人称单数疑问词does+主语+动词原形（其它成分）？WheredoesJimdohishomeworkonweekdays?第21页/共51页注注: has 是是have 的第三人称单数形式的第三人称单数形式. 即即has用于一用于一般现在时态的主语是第三人称

11、单数形式般现在时态的主语是第三人称单数形式, have用用于除第三人称单数以外的所有人称于除第三人称单数以外的所有人称. 如如:1.They have a very big classroom.2.He has two eyes.3.I have a new bike.4.It has four legs.第22页/共51页主语是第三人称单数时主语是第三人称单数时,行为动词的变化规则行为动词的变化规则如下如下:1.一般动词在词尾加一般动词在词尾加-s,如如: helps, makes, gets, swims, knows, plays等等.2.以以s, x, ch, sh, 或或o结尾的动词

12、在词尾加结尾的动词在词尾加-es,如如dresses, washes, catches, does等等.3.以辅音字母以辅音字母+y结尾的动词结尾的动词, 先变先变y为为i,再加再加-es, 如如fly-flies, study- studies等等.第23页/共51页1. Jim usually _ ( have ) lunch at home.2. Li Guanhua _ ( be ) twenty years old.3. How many students _ ( be ) there in your class?4. -_ she _ ( study ) hard? -Yes, s

13、he _.5. Lucy and lily _ ( not speak ) Chinese.6. My father _ ( not do ) morning exercises every day.7. She always _ ( wash ) her clothes on Sundays.8. _ your brother _ ( like ) playing football? No, he _.用所给动词一般现在时态填空:hasisareDoes studydoesdont speakdoesnt dowashesDoes likedoesnt第24页/共51页第二课时第二课时一般将

14、来时一般将来时第25页/共51页fly kites tomorrowHe will fly kites tomorrow.第26页/共51页They will play basketball next Wednesday.play basketball next Wednesday第27页/共51页He will fly kites tomorrow.否定句: 一般疑问句:肯定回答: 否定回答:No, he will not (wont).Yes, he will.Will he fly kites tomorrow?He will not fly kites tomorrow.第28页/共5

15、1页否定句:一般疑问句: 肯定回答:否定回答:They will play basketball this afternoon.No, they will not (wont).Yes, they will.Will they play basketball next Wednesday? They will not (wont) play basketball next Wednesday.第29页/共51页一般将来时表示将来的动作、状态等。与它连用的时间状语有：tomorrow,nextweek/month/year,inafewdays等。肯定句主语+shall/will+动词原形其它成

16、分.否定句主语shall/will+not动词原形其它成分.一般疑问句：Shall/will主语主语动词原形其它成分动词原形其它成分? 第30页/共51页特殊疑问句疑问词shall/will+主语动词原形其它成分?如：WhatwilltheydonextSaturday?注：shall用于第一人称。will用于各种人称。口语中常用will代替shall。shallnot=shantwillnot=wont 第31页/共51页一般将来时态肯定式、否定式、一般疑问句式以及肯定回答和否定回答：I/We will (not) /shall (not) go.He/ She/It/You/Theywil

17、l (not)Will/Shall I/we go?Willhe/she/it/you/theypositive answernegative answerYes, I/wewill/shall.No,I/wewill not/shall nothe/she/it/you/theywill.he/she/it/ you/theywill not第32页/共51页另外is/am/aregoingto也可用于一般将来时is/am/aregoingto+V( (原形) )表示将来的构成形式：肯定句主语+ + is/am/aregoingto+动词原形 其它成分. .否定句主语is/am/are+no

18、t+goingto动词原形其它成分一般疑问句：is/am/are 主语going to going to 动词原形其它成分? ?第33页/共51页特殊疑问句疑问词is/am/are+主语goingto动词原形(其它成分)?Be(am/is/are)随着主语的变化而变化。Be(am/is/are)goingto+V(原形)表示将来的用法。1).表示有计划、有打算将要做某事。如：Iamgoingtobuyawatchnextmonth.LiLeiisgoingtoseehisgrandmothertomorrow.第34页/共51页2)go,come,leave等表示位置移动的动词用进行时表示将来

19、。HeisleavingforBeijingnextweek.他下星期将去北京。Imgoingtotheteachersoffice.我打算去老师的办公室。第35页/共51页用动词一般将来时态填空:1.We_(hike)nextSunday.2.I_(do)ittomorrow.3.Myfather_(come)backnextweek.4.Why_you_(notclimb)thehillwithusnextSaturday?5._she_(see)herauntsoon?6.Where_they_(move)nextmonth?7._you_(help)mewithmyEnglishton

20、ight.willhikewontclimbwilldowill comeWillseewillmoveWillhelp第36页/共51页第三课时第三课时现在进行时现在进行时第37页/共51页do my homeworkI am doing my homework now.第38页/共51页listen to the radioShe is listening to the radio.第39页/共51页have a classThey are having a class in the classroom.第40页/共51页否定句: 一般疑问句: 肯定回答:否定回答:I am doing m

21、y homework .No, I am not. Yes, I am.Are you doing your homework?I am not doing my homework.第41页/共51页否定句: 一般疑问句:肯定回答:否定回答:She is listening to the radio.No, she isnt.Yes, she is.Is she listening to the radio?she is not (isnt) listening to the radio. 第42页/共51页否定句:一般疑问句: 肯定回答: 否定回答:They are having a cla

22、ss in the classroom.They are not (arent) having a classroom. Are they having a class in the classroom? No, they are not (arent).Yes, they are.第43页/共51页现在进行时现在进行时表示现在正在进行或继续的动作。与它连用的时间状语有：now,rightnow,atthemoment等。前面有look,listen,Its(时间)等词时，也用进行时。现在进行时的构成：肯定句主语+be+V+ing其它成分.Imreadingabookthesedays.Mys

23、isteriswatchingTVnow/atthemoment.Myfamilyarehavinglunchnow.第44页/共51页否定句主语be+notV+ing其它.Kateisntlisteningtothemusicnow.一般疑问句：Be 主语主语V+ing 其它成分其它成分?Are you enjoying yourselves now?特殊疑问句疑问词be+主语V+ing（其它成分）?Whataretheydoingatthemoment?Be(am/isare)随着主语的变化而变化。第45页/共51页动词现在分词的构成动词现在分词的构成:1.一般在动词词尾加一般在动词词尾加

24、-ing构成构成. go -going, study-studying, speak-speaking等等.2.以不发音字母以不发音字母e结尾的动词结尾的动词, 先去掉先去掉e,再加再加-ing构成构成, 如如: dance-dancing, write-writing等等(注：注：die-dying)3.以一个元音字母加一个辅音字母结尾的动以一个元音字母加一个辅音字母结尾的动词而且该词是重读闭音节的时候词而且该词是重读闭音节的时候, 先双写最先双写最后这个辅音字母后这个辅音字母,再加再加-ing. 如如: run-running, sit-sitting, begin-beginning等等

25、.第46页/共51页1.Look, Mr. Wu _ ( play ) football.2.-Where is Li Lei ? - He _ ( water) trees in the garden.3. The baby _ ( sleep ).4. Look! A dog _ ( run ) after a cat. 5. The Green family _ ( have ) lunch now.6. Now I _ ( study) at a new school.7. Who _ ( knock ) at the door ?8. The boys _( swim ) in the river now.用动词现在进行时态填空:is playingis wateringis sleepingis runningare havingam studyingis knockingare swimming第47页/共51页1)I_(be)astudent.Mysister_(be)astudent,too.2) There_（be）ape