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1、1ppt课件SUNMONTUEWEDTHUFRISAT12345678910111213141516171819202122232425262728todayyesterdaythree days agolast week2011年年2月月the day before yesterday2ppt课件SUNMONTUEWEDTHUFRISAT123456789101112131415161718192021222324252627282930312011年年1月月last month3ppt课件SUNMONTUEWEDTHUFRISAT123456789101112131415161718192
2、021222324252627282930312010年年12月月last year4ppt课件last 上一个上一个ago 以前以前yesterday 昨天昨天5ppt课件2011年年2月月24日日nowbeforefutureWe are going to talk about“before”.So we use the“past tense”.（过去式）（过去式）the past6ppt课件todayyesterdayIt is sunny today.It was rainy yesterday.7ppt课件todayyesterdayHe is happy today.He was
3、sad yesterday.8ppt课件todayyesterdayI am in Guangzhou today.I was in Beijing yesterday.9ppt课件todayyesterdayHer hair is short today.Her hair was long yesterday.10ppt课件todayyesterdayThey are at school today.They were at home yesterday.11ppt课件She is two years old now.She _ one year old last year.There ar
4、e two dogs in my house today.There _ three dogs in my houseyesterday.Today is Thursday.(Yesterday _ Wednesday.)12ppt课件I am not hungry now.I _ hungry two hours ago.We are in Grade Five now.We _ in Grade Four last year.Where is Tom?Where _ Tom yesterday?13ppt课件be动词的过去式：动词的过去式：1.am-was/w wOOzz/2.is-was
5、/w/wOOzz/,/,3.are-were/w/wEE:/,/,14ppt课件1.否定句在否定句在was,were 后面直接加后面直接加not，was not=wasnt were not=werent2.疑问句把疑问句把was和和were 移到主语的前面。移到主语的前面。15ppt课件请把下面句子变成否定句、疑问句请把下面句子变成否定句、疑问句并回答。并回答。1.He was tired yesterday.2.They were in China last year.3.I was short before.4.It was Sunday yesterday.16ppt课件todayye
6、sterdayI play football today.I played table tennis yesterday.17ppt课件yesterdayShe washed her face yesterday.18ppt课件yesterdayShe picked some flowers yesterday.19ppt课件yesterdayThe baby watched TV yesterday.20ppt课件yesterdayThey skipped yesterday.21ppt课件yesterdayThe boy helped the girl yesterday.22ppt课件y
7、esterdayThey danced yesterday.23ppt课件行为动词过去式的变化规则：行为动词过去式的变化规则：1.直接加直接加ed,2.(辅元辅辅元辅)双写最后一个字母加双写最后一个字母加ed,3.变变y为为i加加ed(y前面是元音不用变前面是元音不用变),4.以以e结尾的词直接加结尾的词直接加d。24ppt课件行为动词过去式行为动词过去式否定句否定句：在动词前面加上在动词前面加上didnt,动词变原形。动词变原形。He watched TV yesterday.He didnt watch TV yesterday.25ppt课件行为动词过去式行为动词过去式一般一般疑问句疑问
8、句：在句子开头加上在句子开头加上Did,动词变原形。动词变原形。He watched TV yesterday.Did he watch TV yesterday?Yes,he did./No,he didnt.26ppt课件行为动词过去式行为动词过去式特殊特殊疑问句疑问句：提问有提问有did,回答动词用过去式回答动词用过去式.。What did you do yesterday?I played basketball.27ppt课件请把下面句子变成否定句、疑问句请把下面句子变成否定句、疑问句并回答。并回答。1.I was thirsty.2.Lily washed her hands.3.M
9、y parents were at home.4.I watched TV last night.28ppt课件I played basketball.What did you do yesterday?Past tenseWe make questions with did.Dont change the verb after did.29ppt课件Now you try.I _the dishes.What did you do yesterday?wash the disheswashed30ppt课件I _ my grandparents.What _ you do yesterday
10、?visitmygrandparentsdidvisited31ppt课件He _ pictures.didpaintedWhat _ Charlie do yesterday?Charlie,paint pictures32ppt课件What did the boy do yesterday?A.skipped B.picked flowersC.danced33ppt课件What did the lady do last Sunday?A.cooked B.cleaned the houseC.watched TV34ppt课件What did the man do two days ag
11、o?A.cried B.watched TVC.listened to music35ppt课件What did the man do last week?A.skipped B.skatedC.danced36ppt课件SundayMondayTuesdayWednesdayThursdayFridaySaturdayLast Week37ppt课件1.Was the boy happy yesterday?2.What did Jack do last week?3.Were you hungry yesterday?.4.What did the tigers do last Sunda
12、y?38ppt课件助动词的小窍门：助动词的小窍门：1.提问是提问是do,回答用动词原形。回答用动词原形。2.提问是提问是does,回答动词加回答动词加s.3.提问是提问是did，回答动词用过去式，回答动词用过去式.(pre)chapter 339ppt课件1.What does he do every day?2.What do they do after school?3.What did she do yesterday?He sings.They play basketball.She cleaned the house.40ppt课件1.What did she do yesterda
13、y?2.What does he do every day?3.What do they do after school?She cooked.He goes swimming.They often run.41ppt课件camping42ppt课件play hide-and-seek43ppt课件boil water44ppt课件pick up rubbish45ppt课件cook a meal46ppt课件ed的读音规则：的读音规则：1.以清辅音结尾的词读以清辅音结尾的词读/t/,2.以浊辅音结尾的词读以浊辅音结尾的词读/d/,3.以元音结尾的词读以元音结尾的词读/d/,4.以以t或或d结
14、尾的词读结尾的词读/id/。47ppt课件cook-cookedlisten-listenedwatch-watchedwash-washeduse-usedpick-pickedskip-skippedwater-wateredlike-likeddance-dancedstudy-studiedenjoy-enjoyedcry-criedstay-stayedplant-plantedstart-startedwant-wantedneed-neededend-ended48ppt课件主语主语（人物、（人物、动物、物品）动物、物品）+动词动词(play,open,dance,help,co
15、ok,wash,study,listen,work,skipfish,clean,jump,water,paint)+时间时间(yesterday,last,ago)49ppt课件YesterdayTomBenLilyJanetPeterSally50ppt课件firewood/aiE/aiE/u/u/There is not enough firewood for tonight./I/V/I/V/足够足够 51ppt课件leaf/i:/i:/make a fire with leaves 生火生火 leaves/i:/i:/52ppt课件1.They dont burn燃烧燃烧./E:/E:/2.find more更多的更多的 firewood /O:/O:/3.help to prepare准备准备 lunch /I/I/eE/eE/4.bring带来带来 a lot of firewood /I/I/O/O/很多很多53ppt课件tin/I/I/54ppt课件pork/O:/O:/55ppt课件1.soon 很快很快 2.paper plate 纸碟纸碟3.suddenly 突然突然4.blow away 吹走吹走5.shall 将要将要6.usefor 把把当做当做7.taste 尝尝8.yummy 美味的美味的56ppt课件
