7A牛津英語(yǔ)初一年級(jí)語(yǔ)法------“一般過(guò)去時(shí)講解及練習(xí)”課件

1、一般過(guò)去時(shí)1.用來(lái)描述在過(guò)去某個(gè)時(shí)候發(fā)生的動(dòng)作或存在的狀態(tài)。 例： He was here yesterday. I got up at six thirty yesterday morning.My father was at work yesterday afternoon.Did you have a good time last summer?2.它也可以用來(lái)表示在過(guò)去某段時(shí)間里經(jīng)常發(fā)生的習(xí)慣性動(dòng)作。My father often went to work by bus last year.When I was a child, I often listened to music.n一

2、般過(guò)去時(shí)的句子里常常有一個(gè)意義較具體的過(guò)去時(shí)間狀語(yǔ)。n如：last night (week ,month , year , century , etc.) , yesterday , the day before yesterday , yesterday morning ( afternoon , evening ) , in 1999 , two hours ago ( one week ago , three years ago , )等等。 一般過(guò)去時(shí)謂語(yǔ)動(dòng)詞的變化： 1.be動(dòng)詞 was或were 2.實(shí)意動(dòng)詞變成過(guò)去式： (1)一般情況下，動(dòng)詞詞尾+ed ，如： work -wor

3、ked play-played want-wanted (2)以不發(fā)音的 -e 結(jié)尾動(dòng)詞，動(dòng)詞詞尾加 -d，如： live-lived move-moved taste-tasted hope-hoped (3)以輔音字母 + y結(jié)尾的動(dòng)詞，把-y變?yōu)?i 再加-ed， 如： study-studied copy-copied cry-cried carry-carried (4)以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)動(dòng)詞，輔音+元音+輔音字母結(jié)尾，雙寫(xiě)詞尾 輔音字母，再加 -ed，如： stop -stopped shop-shopppedn 清對(duì)清,濁對(duì)濁。元音后面還是濁,/t/、/d/后面發(fā)/i

4、d/。其余后面常發(fā)濁。n 1. 在清輔音p k f s 等后加ed讀輕輔音/t/ ： asked cooked worked looked talked picked helped surfed n 2. 在濁輔音b g v z m等及元音后加ed讀濁輔音/d/ ： n lived listened closed opened watered played n 3. 在/t/ /d/ 之后讀 /Id/ ：n add - added need - needed shout - shouted wait - waited want -wanted n 目前我們學(xué)過(guò)的在句子中做謂語(yǔ)的動(dòng)詞有兩類(lèi)：目前

5、我們學(xué)過(guò)的在句子中做謂語(yǔ)的動(dòng)詞有兩類(lèi)：n 1.be動(dòng)詞動(dòng)詞 am, is wasn are weren 2.實(shí)意動(dòng)詞實(shí)意動(dòng)詞除了除了be動(dòng)詞動(dòng)詞以外，都是實(shí)意動(dòng)詞。以外，都是實(shí)意動(dòng)詞。我們平常用的那些動(dòng)詞，例如，我們平常用的那些動(dòng)詞，例如，eat ,look .teach.see.hear.等等 助動(dòng)詞助動(dòng)詞dodidn do有兩個(gè)詞性，一個(gè)是助動(dòng)詞，做助動(dòng)詞的時(shí)候有兩個(gè)詞性，一個(gè)是助動(dòng)詞，做助動(dòng)詞的時(shí)候沒(méi)有詞義，只是協(xié)助動(dòng)詞。沒(méi)有詞義，只是協(xié)助動(dòng)詞。n 一個(gè)是實(shí)意動(dòng)詞，表示一個(gè)是實(shí)意動(dòng)詞，表示“做做”的意思，比如的意思，比如 do homework否定句和疑問(wèn)句 一般過(guò)去時(shí)句中謂語(yǔ)動(dòng)詞是be

6、動(dòng)詞的時(shí)候，否定句在be動(dòng)詞(即:was或were)后加not，一般疑問(wèn)句把was或were調(diào)到句首。例： It was hot yesterday. It wasnt hot yesterday. Was it hot yesterday? 一般過(guò)去時(shí)句中謂語(yǔ)動(dòng)詞是實(shí)意動(dòng)詞的時(shí)候，變成否定句和疑問(wèn)句，都要借助于助動(dòng)詞did, 否定句在助動(dòng)詞did后面加not,疑問(wèn)句用did來(lái)提問(wèn) (注意：只要出現(xiàn)助動(dòng)詞，后面動(dòng)詞一定要還原）例： She played computer last Sunday. She didnt play computer last Sunday. Did she play

7、 computer last Sunday? 答案1. look2. live3. stop4. carry5. hope6. trip7. call8. finish9. want10.are 11.go12.have13.do14.get e16.say17.see18.put19.eat20.take21.read1. look looked2. live lived3. stop stopped4. carry carried 5. hope hoped6. trip tripped7. call called8. finish finished 9. want wanted10.ar

8、e were11.go went12.have had13.do did14.get got e came16.say said17.see saw18.put put19.eat ate20.take took21.read read返回1. I was played computer yesterday.2. They were baked bread in the kitchen last Sunday.3. She was went to school last Monday.4. It wasnt did good.5. He was made a cake yesterday af

9、ternoon.I played computer yesterday. They baked bread in the kitchen last Sunday.She went to school last Monday.It wasnt good. He made a cake yesterday afternoon.n1. It were hot last summer.n2. The children was happy.n3. She were a teacher ten years ago.n4. He werent a driver 5 years ago.n5. They wa

10、s happy last night. It was hot last summer.The children were happy.He wasnt a driver 5 years ago.She was a teacher ten years ago.They were happy last night. 1. Lucy didnt went to school last week.2. Simon didnt does his homework.3. Harry and Tim didnt has toys. 4. Did he does his homework yesterday?

11、5. Did she has a book ?Lucy didnt go to shool last week.Simon didnt do his homework.Harry and time didnt have toys.Did he do his homework yesterday?Did she have a book?改寫(xiě)句子：改寫(xiě)句子：1、Lucy did her homework at home.（改否定句）（改否定句） Lucy _ _ her homework at home.2、He found some meat in the fridge.（變一般疑問(wèn)句（變一般疑問(wèn)句) _ he _ _ meat in the