高中英语第一册unit3Amazing people课件.ppt

,Unit3 Amazing people,Grammar and Usage,Period 1 Revision Guessing game,Do you know any job words? Use your body language to show your job and ask your partner to guess.,What did you do yesterday?,Have a try,I enjoy shopping in the supermarket. Yesterday evening, I _ （go）shopping near my home. I _(be) busy all day long. So it _ (be)a good chance for me to relax myself.,There _ (be)many people in the supermarket. Since I _(have) enough time, I _(feel) at ease. I _(walk) here and there to see whether there _(be) something I need. I _ (fill)my basket with all the goods I chose.,What did you do yesterday?,Have a try,I _(take) all my things with me. I _ (decide) to go home by taxi.,At the moment, a guide(保安)_(stop) me and _(tell) me that I _(not pay). I felt very sorry that I _(forget) it. I said I _(think) I _(do) it before I came out of the door.,Structure,Had done/had been done,The past perfect tense is often used with the simple past tense. If one action happens before another in the past, the past perfect tense is used.,The past perfect tense shows us 过去的过去,-|-|-|-,present,past,What is The past perfect tense,Compare the simple past and The past perfect tense,Present,Past,Carters lucky pet bird led Carter to the site,Carters lucky pet bird was eaten by a snake.,Upon entering the tomb, Carters lucky pet bird , which had led him to the place, was eaten by a snake.,More examples,By the end of last year, I _for 15 years. When I came back home, my favourite TV program _.,had taught,had already finished,More examples,He was not worried at all. He _ preparations.,had already made,The past perfect tense used in indirect speech,Present,Past,They emptied the tomb of everything it contained,Carter said that they had emptied the tomb,“We emptied the tomb of everything it contained,” said Carter. Carter said that they had emptied the tomb of everything it contained,Here the past action didnt happen a long time ago.,I had done my homework this morning before I went to the museum.,used with time expressions such as when, after, before, as soon as, until, by, for and already,Present,Past,Carter opened King Tutankhamuns tomb,Lord Carnarvon died,Then a few months after Carter had opened the tomb, Lord Carnarvon fell ill with a fever and died.,A Complete the story of Amelia Earhart,(1)had seen (2)moved (3)had taken (4)had become (5) had met (6)had begun (7)had started (8)had gone,B Complete the story of Amelia Earhart,(1)surprised (2)was built (3)spent (4)was finished (5) had wanted (6)had received (7)had arrived (8)had hit (9)survived (10)had searched （11）used（12） had caused,Question,How do you know you will use the past tense or the past perfect tense?,Present perfect or past perfect?,The present perfect tense is used when we are talking about a past event which relates to the present time. Howard Carter is one of the most famous explorers the world has ever known. The past perfect tense is used when we are discussing the past and want to talk about an even earlier event. Not long after the tomb had been opened, people in Carters team began to fall ill and die strangely.,The inventor of paper,(1)had failed (2)had tried (3)had heared (4)had caught (5) had showed/shown,Summary,一、 主语过去完成时 when引导的从句(注：从句谓语动词为过去式) by短语 by the time引导的从句(注：从句谓语动词为过去式) before引导的从句(注：从句谓语动词为过去式) 例如：,Practice,1. Tom was disappointed that most of the guests _ when he _ at the party. A. left； had arrived B. left； arrived C. had left； had arrived D. had left； arrived 2. We _ four thousand new words by the end of last year. A. had learned B. have learned C. learned D. will have learned,解析： 正确答案为D。guests先“离开”，Tom后“到达”。,解析： 根据by短语中的last year得知是到去年年末，正确选项为A,Practice,2. Helen _ her keys in the office so she had to wait until her husband _home. 海伦把钥匙忘在了办公室，所以她不得不等到丈夫回家。 has left； comes B. left； had come C. had left； came D. had left； would come 3. He _his own lab by the time he was ten. 到十岁时，他已经建起了自己的实验室。 4. He _English for five years before he came here. 来这儿之前，他已经学过五年英语了。,解析： 正确答案为C。had to wait说明事情发生在过去，而“忘带钥匙”的动作发生在“等丈夫回家”之前。,had already built,had studied,二、 1. 主语hadhardly(scarcely)过去分词when(before)主语一般过去时。 2.主语hadno sooner过去分词than主语一般过去时。例如： They had no sooner got home than it began to rain. 他们一到家，天就下起雨来。 _ got into the room，_ the telephone rang. 他一到家，电话就响了。 A. He hardly had；then B. Hardly had he；when C. He had not；that D. Not had he；when,解析： 正确答案为B。当否定词hardly，scarcely，no sooner放在句首时，主谓要倒装。,三、 根据上下文的时间关系来确定用过去完成时。例如： 1. The pen I _ I _ is on my desk，right under my nose. 那支我以为已经丢了的钢笔。在我的桌子上，就在我的鼻子底下。 A. think； lost B. thought； had lost C. think； had lost D. thought； have lost,解析： 正确答案为B。“丢笔”是在“认为”之前发生的动作。,四、 表示过去未曾实现的愿望、打算或意图，用过去完成时。常用动词有：hope，think，expect，intend，mean，suppose，want等。 例如： They had wanted to help but couldnt get here in time. 他们本来是要来帮忙的，但未能及时赶到。,五、 It was时间since主语过去完成时。 例如： They asked me to have a drink with them. I said that it was at least ten years since I _ a good drink. 他们邀请我和他们喝酒，我说，我已经至少十年没有好好喝过了。 A. had enjoyed B. was enjoying C. enjoyed D. had been enjoying,正确答案为A。,Fill in the blanks,There_（be）25 parks in our city up till 2000. 2. By the end of last term we _(finish) the book. 3. They finished earlier than we _(expect).,Fill in the blanks,4. That was the second time that she _ (see) her grandfather 5. It was 3 years since we (part)。,Fill in the blanks,6. I (hope) that I could do the job. 7. I (intend) to see you but I was too busy.,典型例题,When I arrived at the station, he had already left. We had learned about 4000 English words by the end of last term. I waited until he had finished his homework. We were surprised at what she had done. We _our breakfast when an old man came to the door. (CET-4 1990,1) A) just have had B) have just had C) just had D) had just had.,答案为D,典型例题,Before the first nonstop flight made in1949, it _ necessary for all planes to land for refueling. (CET-4 1996, 6) A) would be B) has been C) had been D) would have been,答案为C,典型例题,Until then, his family _from him for six month.( CET-4 1997, 1) A) didnt hear B) hasnt been hearing C) hasnt heard D) hadnt heard,答案为D.,典型例题,The students _ busily when Miss Brown went to get a book she _ in the office. A. had written, left B. were writing, has left C. had written, had left D. were writing, had left,答案D.,Quiz,1. She did not go to the cinema because she _the film before. A. had seen B. has seen C. saw D. was going to see,Quiz,2. Nancy is not coming tonight. But she _ ! A. promises B. promised C. will promise D. had promised,Quiz,3. Shirley _ a book about China last year but I dont know whether she has finished it. A. has written B. wrote C. had written D. was writing,Quiz,4. Your phone number again? I _ quite catch it. Its 9568442. A. didnt B. couldnt C. dont D. cant,Quiz,5. Do you know our town at all? No， this is the first time I _ here. A. was B. have been C. came D. am coming,Quiz,6. I_， but I was prevented by the heavy rain. A. ha