1、1.When Mark opened the door,he saw a woman standing there.He _ her before.A.never saw B.had never seen C.never sees D.has never seen2.The news came as no surprise to me,for I _ of it earlier.A.hear B.heard C.have heard D.had heard Have a try1.Upon their entering the tomb,Carters lucky pet bird,which
2、 he had left in Cairo,was swallowed by a snake.PresentPastCarter left his lucky pet bird in Cairo.Carters lucky pet bird was swallowed by a snake.Carter opened King Tutankhamunstomb.2.Then a few months after Carter had openedthe tomb,Lord Carnarvon fell ill with a fever and died.Lord Carnarvon fell
3、ill and died.PastPresent用法一：表示在过去某一时间或动作之前已经完成的动作或存在的状态。1.The train had left before I reached the station.2.We had completed our match when the bell rang.3.The meeting began after all the members had arrived.4.He had finished his report by last week.5.She knew she had met him somewhere else.6.6.Cate
4、r said that they had hidden the entrance to the tomb.主语+过去完成时+before/when 从句（从句用一般过去时）主语+一般过去时+after+从句（从句用过去完成时）主语+过去完成时+by 过去时间主语+told/said/knew/heard/thought+宾语从句（从句用过去完成时）PresentPastThey got married.They separated.3.They had been married for ten years before they separated._10 years用法二：表示从过去某一时间
5、开始一直延续到过去另一时间的动作或状态。典型句型：主语+过去完成时+since/for时间状语4.I had planned to go shopping last night,but someone called and I couldnt get away.5.He had thought you would accepted his invitation.用法三：think,hope,mean,suppose,want,expect,plan用于过去完成时表示本以为/希望/打算等.Another amazing person-Amelia EarhartShe was a female
6、pilot from America.Do you want to know her life story?Why was she amazing?PracticeComplete the story on page 49.Amelia Earhart was born on 24th July 1897.She had an exciting childhood.Before she moved to Des Moines,she _already _ her first airplane.She _to Chicago,six years later.She worked as a nur
7、se in the First World War and became interested in flying.She _ already _ flying lessons before she bought her first plane.Then her interest in flying really began to grow.In 1929,she organized an air race for women.A year earlier,she _the first woman air passenger to fly across the Atlantic.hadseen
8、movedhadtakenhad becomeShe married George Putnam in 1931.They _three years before when he interviewed her in New York.In 1932,she became the first woman to fly alone across the Atlantic.On 1 June 1937,she _ her round-the-world flight.The flight went well in June.She reached New Guinea on the 29th.Sh
9、e _ flying nearly a month earlier.When base tried to contact Amelia at 9.30 p.m.0n 2nd July 1937,she _ already _ missing.had metstartedhad startedhadgoneThe simple past tense or the past perfect tense（Finish the exercise on page 50)When the Titanic was built,people assumed it would never sink.So,whe
10、n it sank on its first journey,the news(1)_(surprise)everyone greatly.The Titanic was built in Belfast,Ireland.Its makers _(spend)a great deal of money building the ship.When it _(finish),it was the largest and most comfortable ship ever built.The Titanic set sail on 10th April 1921.I _(want)to set
11、foot on the Titanic ever since it was built,said Molly Brown,a Titanic survivor.I never thought it would sink.On 13th April,the Titanic was sailing at full speedtowards New York.surprisedspentwas finishedhad wantedThe captain,who _(receive)warnings about icebergs all day,had dismissed the warnings a
12、s they _(arrive).At 2.20 a.m.,the Titanic sank into the sea.It _(hit)an iceberg just over two hours before.Of the 2,208 people aboard the ship,only 705 _(survive).Explorer Robert Ballard(10)_(search)for the Titanic for more than 20 year before he found it.When new technology was developed,we(11)_(us
13、e)it to send cameras down into sea.Finally,we found the ship.With his cameras,he was able to find the hole along the side of the ship which(12)_(cause)it to fill with water and sink.had receivedarrivedhad hithad searchedusedhad causedsurvivedSummary:Whether the simple past tense or the past perfect
14、tense is used depends on the sequence of the events.The present perfect or the past perfect?Howard Carter is one of the most famous explorers the world has ever known.PastPresentFutureHoward Carter became famous.Summary:The present perfect tense is used when we are talking about a past event which r
15、elates to the present time.The present perfect or the past perfect?PastPresentThe tomb of King Tutankhamen had beenopened.People in Carters team began to fall ill and die strangely.Not long after the tomb of King Tutankhamen had been opened,people in Carters team began to fall ill and die strangely.
16、Summary:The Past Perfect tense is used when we are discussing the past and want to talk about an even earlier event.Howard Carter said that he had stayed in Egypt for more than 30 years,searching for the tombs of the Egyptian kings.The present perfect or the past perfect?What are the differences bet
17、ween them?Summary:When we change a sentence from the direct speech into the indirect speech like this,the tense will be changed from the present perfect to the past perfect tense.Howard Carter said,“I have stayed in Egypt for more than 30 years,searching for the tombs of the Egyptian kings.”过去完成时与现在
18、完成时的区别 现在完成时表示的是延续到现在或与现在有关的动作 过去完成时表示的是在过去某时之前已经完成或延续到过去某时的动作（句中有表示过去特定时间的状语)比较下面两个句子：She had been ill for a week before she came back.She has been ill for a week.生病发生在“过去的过去”现在仍在生病Another amazing person-Cai LunWhat did he say?And what did he do?Read the sentences on page 51 and then complete the a
19、rticle.The inventor of paperCai Lun is a famous Chinese inventor,known for inventing paper.Cai invented paper in AD 105,but _ many other times.Before his invention worked,Cai_ using many different parts of trees and plants,and old fishing nets to make paper!After Cai invented paper,people all over C
20、hina used it.At that time in the West,no one _ of Cai or paper.They did not learn how to make paper until AD751.Westerners who _ several Chinese paper makers during a war told people in the West about Cais invention.Once the paper makers _ people how to make paper,it was used all over the world.had failedhad triedhad heardhad caughthad shownHomework1.Do Part C1 and C2 on page 104 in Workbook.2.Preview the next part of this unit:Project.
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