人教PEP版六年级下册《英语》专项课件-时态-一般现在时&过去时（共23页）.pptx

1、小升初英语时态小升初英语时态-一般现在时一般现在时&一般过去时一般过去时How many tenses do you know?The simple present tense.一般现在时 The present continuous tense 现在进行时 The simple past tense 一般过去时 The simple future tense 一般将来时 The present perfect tense 现在完成时They go to study English every Saturday morning.定义：表示经常的或习惯性的动作，或存在的状态。I am a tea

2、cher.You/We are a student.He is so cute.She is beatutiful.He often goes to school by bus.I like reading.Tips:当主语是第一/二/人称、第三人称复数，谓语动词用原形当主语是第三人称单数，谓语动词变第三人称单数They study hard.定义：表示经常的或习惯性的动作，或存在的状态。1.动词第三人称单数形式变化规则情况变化规则原形第三人称单数形式发音规则一般动词直接加-splaylookhelpplayslookshelps以s,x,sh,ch,o结尾的 动词加-esguessfixca

3、tchfinish/teachdo/goguessesfixescatchesfinishes/teachesdoes/gose以辅音字母加y结尾的动词先变y为 i，再加-esstudyworryflytrystudiesworriesfliestries在清辅音后读/s/,在浊辅音或元音后读/z/在/s/,/z/,/t/,/d/后读/iz/特殊：be is have has do does一、写出下列动词的第三人称单数 drink _ go _ stay _ make _ look _ have_ give_ buy_ come_ watch_ plant_ do_ fly_ study_

4、wash_ teach_Practicestudiesflieswashesteachesplantsdoesdrinksgoescomeswatchesbuysmakesstaysgiveshaslooks总是 经常 通常 有时 很少 每天/周/月/年）always often usually sometimes seldom every day/week/month/year I drink milk everyday.I often watch TV in the morning.我每天都喝牛奶。我经常晚上看电视。他总是帮助别人。He always helps others.1、表示事物

5、的性质、特征及经常性的行为，常与频率副词连用 -用法2.表示主语具备的特征、习惯、能力。He likes playing football.I dont speak Japanese.I speak English.他喜欢踢足球。我不说日语，我说英语。他总是帮助别人。He always helps others.3.表示客观事实、普遍真理或格言。The sun rises in the east.Knowledge is power.太阳从东方升起。知识就是力量。光比声音传播的快。Light travels faster than sound.-用法那么一般现在时的形式是什么？形式 例句be动

6、词的一般现在时实义动词的一般现在时第一人称单数+am第三人称单数+is第二人称单数/各人称复数+areI am a student.He/She is a teacher.You are a beautiful girl.It is sunny today.We/You/They are good friends.第三人称单数+V第三人称单数第一、二人称单数/各人称复数 +V原形He works in a factory.I/You study hard in English.We/You/They play football on Sundays.1.变否定直接在be 动词后加not2.变一

7、疑：一提：be动词往前提二变：小写变大写，第一人称变第二人称三问号：后面加？含有BE动词的1.变否定：需要do/does+not帮忙（当实义动词是第三人称单数的时候要用does）Tips：助动词是照妖镜，后面动词现原形2.变一疑：一提：助动词往前提二变：后面动词现原形，第一人称变第二人称三问号：后面加？.含有实义动词的-句型转换Practice一、用括号内动词的一般现在时式填空。1.Daniel and Tommy _(be)in Class One.2.We _ (not watch)TV on Monday.3.Nick _ (not go)to the zoo on Sunday.4._

8、 they _(like)the Sports Meeting?5.There _(be)some water in the bottle.6.She _(go)to school from Monday to Friday.areisdont watchdoesnt goDolikeis按照要求改写句子 1.We watch TV every evening.(改为否定句)_2.I do my homework every day.(改为一般疑问句，作肯定回答)_3.She likes milk.(改为一般疑问句，作肯定回答)_ 4.John comes from Canada.(对划线部分

9、提问)_ 5.She is always a good student.(改为一般疑问句，作否定回答)_ 6.Simon likes going shopping.(改为否定句)_PracticeWe dont watch TV every evening.Do you do your homework every day?Yes,I do.Does she like milk?No,She doesnt.Where does John come from?Is she always a good student?Yes,She is.Simon doesnt like going shopp

10、ing.2:动词-ing形式的变化规则情况变化规则原形动词-ing形式一般动词直接加-ingplaylookhelpplayinglookinghelping以不发音的 e结尾的 动词先去e,再加-ingcomemaketakewritecomingmakingtakingwriting以辅元辅结尾的重读闭音节动词先双写尾字母再加-ingget/beginsitputrungettingsittingputtingrunning以ie结尾的重读闭音节词先变ie为y，再加-inglietiedielyingtyingdying定义：表示过去经常或某一时间内发生的动作或存在的状态。He _ his

11、 homework yesterday afternoon.(do)didI _ a teacher.You/We_ a student.He _ so cute.She _ beatutiful.He often _to school by bus.I _ reading.They _ hard.amisarelikeisgoesstudy变成过去式动词过去式的变化规则是什么？定义：表示过去经常或某一时间内发生的动作或存在的状态。3:动词过去式的构成变化规则情况变化规则原形第三人称单数形式发音规则一般动词直接加-edplay lookhelpplayed lookedhelped以不发音的

12、e结尾的 动词加-dlive like hope uselovelived liked hoped used loved以辅元辅结尾的重读闭音节动词先双写尾字母再加-edstop plan在清辅音后读/t/,在浊辅音或元音后读/d/在/t/d/后读/id/stopped plannedstudyworry trystudiedworried tried以辅音字母加y结尾的动词先变y为 i，再加-ed 常见的不规则动词的过去式有:动词过去式的构成变化规则am/is was,are were,come-camemake-madetake-tookwrite-wrotehave hadget-got

13、sit-sateat ate,go went,do did,see saw begin-beganput-putrun-ransay said,fly-flewhave/has-hadeat-ateseesawam/iswasareweregowentdodidtaketookrunransit-satfeel-feltgetgotmeetmetcatchcaughtbuyboughtthinkthoughtsaysaidgivegaveputputwritewroteswimswamkeep-keptsleep-sleptread-readPractice一、写出下列动词的第三人称单数 dr

14、ink _ go _ stay _ make _ look _ have_ give_ buy_ come_ watch_ plant_ do_ fly_ study_ wash_ teach_PracticestudiedflewwashedtaughtplanteddiddrankwentcamewatchedboughtmadestayedgavehadlookedI _a teacher.I _ reading.You/We _ a student.He often _ to school by bus.He _ so cute.They _ hard.She _ beatutiful

15、.amstudyisarelikeisgoeswaswerewaswaslikedstudiedwentTips:一般过去式没有人称和数的变化，句子中的动词一律用过去式。所有的句子加上ago之后怎么变呢？时间标志：在一般过去时的句子中都有一个明确的过去时间状语，或者通过上下文能确切知道动作发生在过去。常用的时间状语two hours ago,（两个小时前）three days ago(三天前)long ago1.ago-the day before yesterday（前天）week/year/night/month/summer（上周、去年、昨晚、上个月、去年夏天）4.just now,(刚

16、才)the other day,（不久前某一天）once upon a time（从前）in the past(在过去)in 20092.yesterday,（昨天）3.lastI got up at 5 oclock yesterday.eg:He was in Zhengzhou last year.一般过去时的句型及转换1、含有be 动词的一般过去时肯定句：主语+be动词的过去式（was/were）+其他.否定句：主语+be动词的过去式（was/were）+not+其他.一般疑问句：Be动词的过去式（Was/Were）+主语+其他?2、一般动词的过去时肯定句：主语+动词的过去式+其他.否

17、定句：主语+did not+动词原形+其他.Did+主语+动词原形+其他？一般疑问句：按照要求改写句子 1.We watched TV last evening.(改为否定句)_2.I did my homework yesterday.(改为一般疑问句，作肯定回答)_3.She liked milk.(改为一般疑问句，作肯定回答)_ 4.John comes from Canada.(对划线部分提问)_ 5.She was a good student.(改为一般疑问句，作否定回答)_ 6.Simon liked going shopping.(改为否定句)_PracticeWe didnt watch TV last evening.Did you do your homework yesterday?Yes,I did.Did she like milk?No,She didnt.Where does John come from?Was she a good student?Yes,She was.Simon didnt like going shopping.