超好的unit過去完成時(shí)講解學(xué)習(xí)教案

1、會(huì)計(jì)學(xué)1超好的超好的unit過去過去(guq)完成時(shí)講解完成時(shí)講解第一頁(yè)，共25頁(yè)?！癐 finished the homework.”“I went out playing with my friends” After I finished the homework, I went out playing with my friends.” Before I went out playing with my friends, I finished the homework.這個(gè)這個(gè)(zh ge)句子是正確的，但有沒有一種更好的方句子是正確的，但有沒有一種更好的方式來(lái)連接這兩個(gè)句子，能讓我們更

2、清楚明了地表達(dá)出式來(lái)連接這兩個(gè)句子，能讓我們更清楚明了地表達(dá)出發(fā)生在過去時(shí)間的先后順序呢？這時(shí)候我們今天的主發(fā)生在過去時(shí)間的先后順序呢？這時(shí)候我們今天的主角過去完成時(shí)，角過去完成時(shí)，had done就要閃亮登場(chǎng)了。就要閃亮登場(chǎng)了。“After I had finished the homework, I went out playing with my friends.” 第1頁(yè)/共25頁(yè)第二頁(yè)，共25頁(yè)。我們先看它的形式：had +過去分詞，它表示的意義用五個(gè)字就可以概括 。那到底什么叫做“過去的過去”，“我寫完了作業(yè)以后出去和朋友玩兒”， “寫完作業(yè)”和“出去玩”這兩個(gè)動(dòng)作(dngzu)都

3、看作是在過去發(fā)生的，但要注意“寫完作業(yè)”發(fā)生在前，“出去玩”發(fā)生在后，所以比較這兩個(gè)同為過去的動(dòng)作(dngzu)，寫完作業(yè)就是“過去的過去”，所以我們要用過去完成時(shí)，而“出去玩”用過去時(shí)。After I finished the homework, I went out playing with my friends.” “After I had finished the homework, I went out playing with my friends.” 找不同(b tn)“過去(guq)的過去(guq)”第2頁(yè)/共25頁(yè)第三頁(yè)，共25頁(yè)。所以我們說使用過去完成時(shí)有兩個(gè)大前提1兩個(gè)動(dòng)

4、作均發(fā)生(fshng)在過去2先發(fā)生(fshng)的動(dòng)作（過去的過去）用過去完成時(shí)。兩個(gè)條件缺一不可。第3頁(yè)/共25頁(yè)第四頁(yè)，共25頁(yè)。用數(shù)軸(shzhu)圖表示第4頁(yè)/共25頁(yè)第五頁(yè)，共25頁(yè)。解題技巧五字 一找一排序(pi x)第5頁(yè)/共25頁(yè)第六頁(yè)，共25頁(yè)。第6頁(yè)/共25頁(yè)第七頁(yè)，共25頁(yè)。the policeman get to the shopTom run away By the time the policeman got to the shop, Tom had run away.第7頁(yè)/共25頁(yè)第八頁(yè)，共25頁(yè)。Speaking-freely :By the time or

5、 WhenLiu Mei wake up the concert be over By the time Liu Mei woke up, the concert had been over. 第8頁(yè)/共25頁(yè)第九頁(yè)，共25頁(yè)。his grandma come from AmericaLi Ming grow up By the time his grandma came from America, Li Ming had grown up.第9頁(yè)/共25頁(yè)第十頁(yè)，共25頁(yè)。2006 2016 learn 4000 English words By the end ofBy the end o

6、f 2006, I had learned 4000 new words.第10頁(yè)/共25頁(yè)第十一頁(yè)，共25頁(yè)。一、表現(xiàn)形式一、表現(xiàn)形式1. 基本形式：基本形式：had + 過去分詞。過去分詞。2. 否定形式：否定形式：had + not + 過去分詞過去分詞(had not照樣照樣(zho yng)可縮寫可縮寫hadnt)。3.一般疑問形式：一般疑問形式：had提到句首，回答用提到句首，回答用Yes, 主語(yǔ)主語(yǔ) + had. / No, 主語(yǔ)主語(yǔ) + hadnt. 例如：例如：Had he told you to go there earlier yesterday?他他昨天告訴過你早點(diǎn)兒到

7、那兒?jiǎn)?？昨天告訴過你早點(diǎn)兒到那兒?jiǎn)?？Yes, he had. / No, he hadnt. 是的，他告訴了。是的，他告訴了。/不，不，他沒有。他沒有。4. 被動(dòng)語(yǔ)態(tài)形式被動(dòng)語(yǔ)態(tài)形式(xngsh)：had + been + 過去分詞。過去分詞。如：如：When I got there, the windows had been broken. 第11頁(yè)/共25頁(yè)第十二頁(yè)，共25頁(yè)。二二. 用法用法1.過去完成時(shí)表示一個(gè)動(dòng)作或狀態(tài)在過去某一時(shí)間或動(dòng)作過去完成時(shí)表示一個(gè)動(dòng)作或狀態(tài)在過去某一時(shí)間或動(dòng)作之前已經(jīng)結(jié)束之前已經(jīng)結(jié)束(jish)或完成或完成. 它表示的動(dòng)作發(fā)生的時(shí)間是它表示的動(dòng)作發(fā)生的時(shí)間是

8、“過去的過去過去的過去”.I had written the article when they came.2. 表示一個(gè)動(dòng)作或狀態(tài)在過去的某一時(shí)間之前已經(jīng)開始表示一個(gè)動(dòng)作或狀態(tài)在過去的某一時(shí)間之前已經(jīng)開始, 一直延續(xù)到這一過去時(shí)間一直延續(xù)到這一過去時(shí)間.They had worked for 12 hours by 6 oclock this morning.第12頁(yè)/共25頁(yè)第十三頁(yè)，共25頁(yè)。3.明顯標(biāo)志:用介詞(jic)by, before 等構(gòu)成的時(shí)間短語(yǔ).用連詞when, before, after或者短語(yǔ)by the time引導(dǎo)的時(shí)間狀語(yǔ)從句.與過去完成時(shí)連用的時(shí)間狀語(yǔ)有alr

9、eady, yet, still, never等.We had learnt 20 English songs by the end of last month.The plane had taken off when I reached the airport.By the time I got up , my brother had left home.They had already left before I returned.第13頁(yè)/共25頁(yè)第十四頁(yè)，共25頁(yè)。常用常用(chn yn)動(dòng)詞的過去式和過去分詞動(dòng)詞的過去式和過去分詞play played playedwork work

10、ed workedleave left leftsay said saidgo went gonebe was/were beentake took takenget got gottenstart started started第14頁(yè)/共25頁(yè)第十五頁(yè)，共25頁(yè)。第15頁(yè)/共25頁(yè)第十六頁(yè)，共25頁(yè)。1. We _(learn) two thousands 1. We _(learn) two thousands words by the time I went to Middle School. words by the time I went to Middle School. 3.

11、3. When we _(arrive) at the station, When we _(arrive) at the station, they _(wait) for more than twenty they _(wait) for more than twenty minutes.minutes. had learnedarrivedhad waited2. I _ (know)2. I _ (know) him when I was a him when I was a student. student. had known4. One of the men didnt move

12、, because he 4. One of the men didnt move, because he _ (break) his legs._ (break) his legs. had broken第16頁(yè)/共25頁(yè)第十七頁(yè)，共25頁(yè)。9.I _ the problem when class was over. (not understand) had writtenhad writtenhad methad methad workedhad worked had gonehad gonehadnt understoodhadnt understood第17頁(yè)/共25頁(yè)第十八頁(yè)，共25

13、頁(yè)。 had gottenBy the time I ran outside to the bus stop, the bus had already gone.When I got home,I realized that I had left my homework at school.第18頁(yè)/共25頁(yè)第十九頁(yè)，共25頁(yè)。4.a.I woke up. My clock stopped two hours ago. b. 5.a.I got to the cinema at 8. The film started at 7:30. b. 6.a.I got to the party.Jim

14、 went home an hour ago. b. By the time I got to the cinema, the film had already started. By the time I woke up, my clock had stopped for two hours.When I got to the party, Jim hadalready gone home.第19頁(yè)/共25頁(yè)第二十頁(yè)，共25頁(yè)。1. Kates never seen Chinese films，_ ?A. hasnt she B. has she C. isnt she D. is she2

15、.-Ann has gone to Shanghai. -So _her parents. A. has B. had C. did D. have3. -Mum, may I go out and play basketball? -_you_ your homework yet? A. Do; finish B. Are; finishing C. Did; finish D. Have; finished第20頁(yè)/共25頁(yè)第二十一頁(yè)，共25頁(yè)。4.His brother has been to Stone Fores twice_he came to Yunnan. A.after B.

16、 before C. since D. for5. Tom_the CD player for two weeks.A. has lent B. has borrowed C. has bought D. has had6. I_a letter from him since he left. A. didnt receive B. havent got C. didnt have D. havent heard第21頁(yè)/共25頁(yè)第二十二頁(yè)，共25頁(yè)。7. -Have you ever_Lintong to see the Terra Cotta Warriors?-Yes, I have.

17、A.went to B. gone to C. been in D. been to8. My parents _ Shangdong for ten years. A.have been in B. have been to C. have gone to D. have been9. I wont go to the concert because I _my ticket. A. lost B. dont lose C. have lost D. is coming第22頁(yè)/共25頁(yè)第二十三頁(yè)，共25頁(yè)。1.When I_( get) there, the Smiths already_(have) their dinner.2.By the end of last year they _(produce) more than 500,000 tractors.3.Tom_(read) at least 20 novels in the past year.4.He_(work) on a farm