初中一般過(guò)去時(shí)課件[優(yōu)選課資]

1、一般過(guò)去時(shí) 1教學(xué)類別 一、定義 動(dòng)詞的一般過(guò)去時(shí)態(tài)表示過(guò)去發(fā)生的動(dòng)作、情況或存 在的狀態(tài)。行為動(dòng)詞（即實(shí)義動(dòng)詞）的過(guò)去式?jīng)]有人 稱和數(shù)的變化。 2教學(xué)類別 二、謂語(yǔ)動(dòng)詞的構(gòu)成形式二、謂語(yǔ)動(dòng)詞的構(gòu)成形式 一般過(guò)去時(shí)的謂語(yǔ)動(dòng)詞有一般過(guò)去時(shí)的謂語(yǔ)動(dòng)詞有be動(dòng)詞和行為動(dòng)詞兩種基動(dòng)詞和行為動(dòng)詞兩種基 本形式。本形式。 類比一般現(xiàn)在時(shí)：類比一般現(xiàn)在時(shí)： （1）當(dāng)謂語(yǔ)動(dòng)詞是）當(dāng)謂語(yǔ)動(dòng)詞是be (am, is, are) 動(dòng)詞時(shí)，動(dòng)詞時(shí)，am/ is 變?yōu)樽優(yōu)閣as, are 變?yōu)樽優(yōu)閣ere。在。在 否定句中，直接將否定句中，直接將not添加在添加在was/ were之后之后. 疑問(wèn)句時(shí)，將疑問(wèn)句時(shí)，將w

2、as/were置于主語(yǔ)之前即可。置于主語(yǔ)之前即可。 e.g. 肯：肯： I was ill yesterday morning. 否：否： I wasnt ill yesterday. 3教學(xué)類別 一般疑問(wèn)句：一般疑問(wèn)句：Were you ill yesterday morning? Yes, I was. /No, I wasnt. 特殊疑問(wèn)句：特殊疑問(wèn)句：How was she？ （2）當(dāng)謂語(yǔ)動(dòng)詞是行為動(dòng)詞時(shí)，將對(duì)應(yīng)的一般現(xiàn)在時(shí)肯定句 中的行為動(dòng)詞變成過(guò)去式；否定及疑問(wèn)句中的do/does變成 did即可動(dòng)詞仍用原形，即“見(jiàn)did，也用動(dòng)原”。 一般現(xiàn)在時(shí) 一般過(guò)去時(shí) e.g. She l

3、ikes dancing. She doesnt like dancing. Does she like dancing？ What does she like？ She liked dancing. She didnt like dancing. Did she like dancing？ What did she like？ 4教學(xué)類別 規(guī)則過(guò)去式變化規(guī)律： 一般直接加ed或dp l a y p l a y e d looklooked likeliked wantwanted 以輔音字母+y結(jié)尾的， 改y為i加ed s t u d y s t u d i e d carrycarried

4、 以“單元音+單輔音” 結(jié)尾的重讀閉音節(jié)雙寫 詞尾的輔音字母再加ed s t o p s t o p p e d planplanned 不規(guī)則變化有： seesaw dodid gowent am/iswas arewere has/havehad等 5教學(xué)類別 寫出下列動(dòng)詞的過(guò)去式 1. study _ 2. go _ 3. turn _ 4. are_ 5. play _ 6. have _ 7. stop _ 8. clean_ 9. is _ 10. love_ 6教學(xué)類別 三、一般過(guò)去時(shí)的用法 1.表示在表示在過(guò)去時(shí)間里發(fā)生過(guò)去時(shí)間里發(fā)生的動(dòng)作或存在的狀態(tài)的動(dòng)作或存在的狀態(tài) e.g

5、. Liu Jie got up at 7: 10 this morning. He was a student three years ago. 2表示表示過(guò)去經(jīng)常或反復(fù)發(fā)生過(guò)去經(jīng)?；蚍磸?fù)發(fā)生的動(dòng)作。的動(dòng)作。 e.g. Zhang always went to school by bike last term. 3表示表示已故人所做已故人所做的事情。的事情。 e.g. Comrade Lei Feng did good deeds in his life. (雷鋒同志做了一生的好事。) 7教學(xué)類別 4.表示表示過(guò)去所發(fā)生的一系列的動(dòng)作過(guò)去所發(fā)生的一系列的動(dòng)作，而這一系列的，而這一系列的 動(dòng)作

6、是從現(xiàn)在的角度來(lái)考慮的，不是從動(dòng)作相互之動(dòng)作是從現(xiàn)在的角度來(lái)考慮的，不是從動(dòng)作相互之 間的關(guān)系這一角度來(lái)考慮的。間的關(guān)系這一角度來(lái)考慮的。 e.g. Miss Liu got up at seven oclock this morning, dressed, had breakfast, and went to work. 8教學(xué)類別 四、一般過(guò)去時(shí)常用的時(shí)間狀語(yǔ)四、一般過(guò)去時(shí)常用的時(shí)間狀語(yǔ) 1.yesterday或以其構(gòu)成的短語(yǔ)：yesterday morning(afternoon, evening)等； 2. 由“l(fā)ast+一時(shí)間名詞”構(gòu)成的短語(yǔ)：last night, last yea

7、r (winter, month, week)等； 3. 由“時(shí)間段+ago”構(gòu)成的短語(yǔ)：a moment ago, a short time ago, an hour ago等； 4. 由“介詞+一時(shí)間名詞”構(gòu)成的短語(yǔ)：on Friday, on Monday morning, on April 15, on the night of Oct. 1，in 1980； 9教學(xué)類別 5.頻度副詞：often, always 等； 6. 其它：then, just now, once,以及由after或before 構(gòu)成的介詞短語(yǔ)等； 7. 由某些表示過(guò)去時(shí)態(tài)的從句等。 比較： He is 15

8、now. He was 14 last year. He was born on January 12,1991. 10教學(xué)類別 練一練： 1,She often _(go) to school at eight oclock. 2,They are _ supper. (eat) 3,He usually _ up at 17:00.(get ) 4,She _(live) in Beijing last year. 5._(be)there a fly (蒼蠅蒼蠅) on the table just now? 6. I _(call) Mike this morning. 7. Last

9、 week we _(pick) many apples on the farm. 8.My mother _(not do) housework yesterday. 11教學(xué)類別 v常見(jiàn)錯(cuò)誤 一、把動(dòng)詞變成過(guò)去式易出錯(cuò) 例: 1 They stoped (stop) talking just now. 2 They plaied (play) football yesterday. 答案: 1 stopped 2 played 解析:我們可以記住下面的口訣:動(dòng)詞變成過(guò)去式,雙寫 規(guī)律要牢記;y前若是輔音字,y變i加-ed;y前若是元音 字,只須直接加-ed. 二、忘記把動(dòng)詞變成過(guò)去式 例:

10、 I fly (fly) kites on the afternoon of Sunday. 答案: flew 解析:我們可以記住下面的口訣:一般過(guò)去時(shí)態(tài)里,過(guò)去 形式莫忘記. 12教學(xué)類別 v三 、在句式變換時(shí)易出錯(cuò) v例: 1 We didnt went (not go) out last Friday. v2 Did you had (have) a good time yesterday? v答案: 1 didnt go 2 Did have v 解析:請(qǐng)記住口訣見(jiàn)助動(dòng), 用原形. v四 、易與單三人稱作主語(yǔ)的一般現(xiàn)在時(shí)弄混 v例: He taughts (teach) me Engl

11、ish last year. v答案: taught v解析:行為動(dòng)詞的過(guò)去式無(wú)人稱和數(shù)的變化.即使主 語(yǔ)是單三人稱,也和其它人稱所用動(dòng)詞的形式一樣. 13教學(xué)類別 真題演練： 1.（07中考） When _ your brother _ back? About half an hour ago. A.did; come B. had; come C. do; come D. have; come 2.（08中考）When _ your mother _ you that blue dress, Mary? Sorry, I really cant remember. A. does; buy

12、 B. has; bought C. had; bought D. did; buy 3.（09中考）When _ Jessy _ to New York？ Yesterday. A.does;get B.did;get C.has;got D.had;got 14教學(xué)類別 改錯(cuò)題改錯(cuò)題 How is Jane yesterday? _ He gets to school at six yesterday. _ He often goes home at 6:00 last month. _ I can fly kites seven years ago. _ Did you saw him just now. _ Tom wasnt watch TV last night. _ I did my homework later . _ He wait for you three hours ago. _ Who find it just now ? _ 15教學(xué)類別 句型轉(zhuǎn)換 1.They came to China in 1990.(變一般疑問(wèn)句) _ they _ to China in 1990? 2.I was ill for two days last week? (同上) _ you ill