朗文(3B)Unit 3(过去时)

1、.,.,today,yesterday,three days ago,last week,2011年2月,the day before yesterday,.,2011年1月,last month,.,2010年12月,last year,.,last 上一个,ago 以前,yesterday 昨天,.,2011年2月24日,now,before,future,We are going to talk about “before”. So we use the “past tense”.（过去式）,the past,.,today,yesterday,It is sunny today.,It

2、 was rainy yesterday.,.,today,yesterday,He is happy today.,He was sad yesterday.,.,today,yesterday,I am in Guangzhou today.,I was in Beijing yesterday.,.,today,yesterday,Her hair is short today.,Her hair was long yesterday.,.,today,yesterday,They are at school today.,They were at home yesterday.,.,S

3、he is two years old now. She _ one year old last year.,There are two dogs in my house today. There _ three dogs in my house yesterday.,Today is Thursday. (Yesterday _ Wednesday.),.,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? Wh

4、ere _ Tom yesterday?,.,be动词的过去式： am-was /wOz/ is-was /wOz/, are-were /wE:/,.,1.否定句在was,were 后面直接加not， was not=wasnt were not=werent 2. 疑问句把was和were 移到主语的前面。,.,请把下面句子变成否定句、疑问句 并回答。 He was tired yesterday. 2. They were in China last year. 3. I was short before. 4. It was Sunday yesterday.,.,today,yest

5、erday,I play football today.,I played table tennis yesterday.,.,yesterday,She washed her face yesterday.,.,yesterday,She picked some flowers yesterday.,.,yesterday,The baby watched TV yesterday.,.,yesterday,They skipped yesterday.,.,yesterday,The boy helped the girl yesterday.,.,yesterday,They dance

6、d yesterday.,.,行为动词过去式的变化规则： 直接加ed, (辅元辅)双写最后一个字母加ed, 变y为i加ed (y前面是元音不用变), 以e结尾的词直接加d。,.,行为动词过去式否定句： 在动词前面加上didnt,动词变原形。 He watched TV yesterday. He didnt watch TV yesterday.,.,行为动词过去式一般疑问句： 在句子开头加上Did,动词变原形。 He watched TV yesterday. Did he watch TV yesterday? Yes, he did. / No, he didnt.,.,行为动词过去式特

7、殊疑问句： 提问有did,回答动词用过去式.。 What did you do yesterday? I played basketball.,.,请把下面句子变成否定句、疑问句 并回答。 I was thirsty. 2.Lily washed her hands. 3.My parents were at home. 4. I watched TV last night.,.,I played basketball.,What did you do yesterday?,Past tense,We make questions with did.,.,Now you try.,I _the

8、 dishes.,washed,.,I _ my grandparents.,did,visited,.,He _ pictures.,did,painted,.,What did the boy do yesterday?,skipped B. picked flowers C. danced,.,What did the lady do last Sunday?,cooked B. cleaned the house C. watched TV,.,What did the man do two days ago?,cried B. watched TV C. listened to mu

9、sic,.,What did the man do last week ?,skipped B. skated C. danced,.,Last Week,.,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 Sunday?,.,助动词的小窍门： 1.提问是do, 回答用动词原形。 2.提问是does,回答动词加s. 3.提问是did，回答动词用过去式.,(pre) chapter 3,.,1.What

10、 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.,.,1.What did she do yesterday?,2.What does he do every day?,3.What do they do after school?,She cooked.,He goes swimming.,They often run.,.,camping,.,play hide-a

11、nd-seek,.,boil water,.,pick up rubbish,.,cook a meal,.,ed的读音规则： 以清辅音结尾的词读/t/, 以浊辅音结尾的词读/d/, 以元音结尾的词读/d/, 以t或d结尾的词读/id/。,.,cook-,cooked,listen-,listened,watch-,watched,wash-,washed,use-,used,pick-,picked,skip-,skipped,water-,watered,like-,liked,dance-,danced,study-,studied,enjoy-,enjoyed,cry-,cried,s

12、tay-,stayed,plant-,planted,start-,started,want-,wanted,need-,needed,end-,ended,.,主语（人物、 动物、物品）,+,动词(play, open, dance, help, cook, wash, study, listen, work, skip fish, clean, jump, water, paint),+,时间(yesterday, last, ago),.,Yesterday,Tom,Ben,Lily,Janet,Peter,Sally,.,firewood/aiE/ /u/,There is not enough firewood for tonight. /I/ /V/足够,.,leaf/i:/,make a fire with leaves 生火,leaves/i:/,.,1.They dont burn燃烧. /E:/,2.find more更多的