過去完成時講解ppt

1、過去完成時,By the time I got outside, the bus had already left.,the policeman get to the shop,Tom run away,By the time the policeman got to the shop, Tom had run away.,Speaking-freely : By the time or When,Liu Mei wake up,the concert be over,By the time Liu Mei woke up, the concert had been over.,his gra

2、ndma come from America,Li Ming grow up,By the time his grandma came from America, Li Ming had grown up.,2006 2011,learn 4000 English words,By the end of,By the end of 2006, I had learned 4000 new words.,The Past Perfect Tense過去完成時,過去完成時的構(gòu)成 助動詞 had (用于各種人稱和數(shù)) + 過去分詞,When I got to school, the bell had

3、 rung.,2. 過去完成時的用法: 主要是表示在過去某個時間,或是動作之前已經(jīng)發(fā)生或完成的動作.也就是過去的過去.,The Past Perfect Tense過去完成時,3. 常用的幾種方式: 用介詞by, before 等構(gòu)成的時間短語. 用連詞when, before, after或者短語by the time 引導(dǎo)的時間狀語從句.,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

4、up , my brother had left home.,常用動詞的過去式和過去分詞,play played played work worked worked leave left left say said said go went gone be was/were been take took taken get got gotten,start started started,break broke broken speak spoke spoken drive drove driven see saw seen eat ate eaten give gave given know

5、 knew known grow grew grown,1. We _(learn) two thousands words by the time I went to Middle School.,Can you do it?,3. When we _(arrive) at the station, they _(wait) for more than twenty minutes.,had learned,arrived,had waited,2. I _ (know) him when I was a student.,had known,4. One of the men didnt

6、move, because he _ (break) his legs.,had broken,5.By yesterday evening he _ that important letter.(write) 6.I thought I _ the man before.(meet) 7.By six oclock they _ for ten hours.(work) 8.I went to Nicks house,but he _ out.(go) 9.I _ the problem when class was over. (not understand),had written,ha

7、d met,had worked,had gone,hadnt understood,口語練習(xí) 1.a.I got up. My brother was in the shower already. b.By the time I got up,my brother _ in the shower already. 2.a.I ran outside to the bus stop. The bus was gone. b. 3.a.I got home. I realized that my homework was still at school. b.,had gotten,By the

8、 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.,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 went home an hour ago. b.,By the ti

9、me 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 had already gone home.,一、表現(xiàn)形式 1. 基本形式：had + 過去分詞。 2. 否定形式：had + not + 過去分詞(had not照樣可縮寫hadnt)。 3.一般疑問形式：had提到句首，回答用Yes, 主語 + had. / No, 主語 + hadnt. 例如： Had he

10、 told you to go there earlier yesterday?他昨天告訴過你早點兒到那兒嗎？ Yes, he had. / No, he hadnt. 是的，他告訴了。/不，他沒有。,4. 被動語態(tài)形式：had + been + 過去分詞。 如： When I got there, the windows had been broken.,二. 用法 1.過去完成時表示一個動作或狀態(tài)在過去某一時間或動作之前已經(jīng)結(jié)束或完成. 它表示的動作發(fā)生的時間是“過去的過去”. I had written the article when they came. 2. 表示一個動作或狀態(tài)在過

11、去的某一時間之前已經(jīng)開始, 一直延續(xù)到這一過去時間. They had worked for 12 hours by 6 oclock this morning.,明顯標(biāo)志: 1.句中有by引導(dǎo)的過去時間狀語: By the time we got there, all the other guests had arrived. 2.與過去完成時連用的時間狀語有already, yet, still, never等. They had already left before I returned.,1. Kates never seen Chinese films，_ ? A. hasnt s

12、he B. has she C. isnt she D. is she 2.-Ann has gone to Shanghai. -So _her parents. A. has B. had C. did D. have 3. -Mum, may I go out and play basketball? -_you_ your homework yet? A. Do; finish B. Are; finishing C. Did; finish D. Have; finished,4.His brother has been to Stone Fores twice_he came to

13、 Yunnan. after B. before C. since D. for 5. Tom_the CD player for two weeks. A. has lent B. has borrowed C. has bought D. has had 6. I_a letter from him since he left. A. didnt receive B. havent got C. didnt have D. havent heard,7. -Have you ever_Lintong to see the Terra Cotta Warriors? -Yes, I have

14、. went to B. gone to C. been in D. been to 8. My parents _ Shangdong for ten years. have been in B. have been to C. have gone to D. have been 9. I wont go to the concert because I _my ticket. A. lost B. dont lose C. have lost D. is coming,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 for 3year