人教版高一英语必修2Unit1part.ppt

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1、 Now we will tell about several ancient wonders that still exist today.The three Pyramids of Egypt were built about 4500 years ago as burial places for ancient kings.The largest is called the Great Pyramid.It is almost 140 meters high.It covers an area of more than four hectares.The Greek historian

2、Herodotus said more than 100，000 men worked for more than thirty years to build the Great Pyramid.The Great Wall was begun more than two thousand years ago.It extends about 6700 kilometers across northern China.The Great Wall of China is one of the largest building projects ever attempted.It is also

3、 the only object built by people that can be seen from space.One of the oldest structures ever built by people also belongs on a list of ancient wonders.It is a circle of huge stones on the Salisbury Plain in southwestern England.It is called Stonehenge.Experts believe work began on Stonehenge about

4、 five thousand years ago.Much has been written about Stonehenge,but experts say they still are not sure what it was used for.India is famous for its temples and buildings.The most famous is the Taj Mahal,considered one of the most beautiful buildings ever constructed.Experts say nothing could be add

5、ed or taken away to improve the beautiful Taj Mahal.The fifth Mughal emperor,Shah Jahan,ordered it built in Agra in 1631.He built it as a burial place in memory of his wife.Task:Fill in the chart with proper information according to the passage.WondersCountriesTimethe Great Pyramid1._2._the Great Wa

6、ll3._ 4._Stonehenge 5._ 6._the Taj Mahal7._8._in 1631EgyptAbout 4500 years ago ChinaEnglandIndiamore than 2000 years agoAbout 5000 years ago1.valuable adj.珍贵的珍贵的(worth a lot of money;very useful or important)Does a culture relic always have to be rare and valuable?文化遗产必定是稀有文化遗产必定是稀有而贵重的吗？而贵重的吗？(P1)读

7、一读读一读 阅读下列句子，指出阅读下列句子，指出划线单词的词性、意义和搭配。划线单词的词性、意义和搭配。We all have to learn how to stop wasting our valuable water.(词性词性_；意义；意义_)adj.珍贵的珍贵的 The dictionary is of great value to me.(词性词性_；意义；意义_；搭配搭配_)Money can be counted by amount，but love is invaluable.(词性词性_；意义；意义_)n.价值价值,重要性重要性be of great value=be ve

8、ry valuableadj.无价的无价的练一练用练一练用value的适当形式填空。的适当形式填空。The painting we had thought to be of great _ turned out to be _.value n.&v.评价，价值评价，价值be of great value 有很大价值的有很大价值的invaluable adj.无价的无价的(=very valuable;priceless)valueless adj.没有价值的没有价值的(=of no value;worthless)记一记记一记valueless value2.survive v.幸存幸存(co

9、ntinue to live);幸免于幸免于;比比长寿长寿(continue to live after)Is it enough to have survived for a long time?(P1)是否存在了很是否存在了很长时间就已足够呢？长时间就已足够呢？读一读读一读 Few buildings survived after the earthquake.(词性词性_；意义；意义_)He was the only survivor who was lucky to have survived the accident.(survivor词性词性_；意义；意义_；survive词性词性

10、_；意义；意义_)vi.幸存幸存n.幸存者幸存者vt.幸免于幸免于 John survived his wife by three years.(词性词性_；意义；意义_)I cant survive on 40 yuan a week.(词性词性_；意义；意义_；搭配搭配 _)生存生存vt.比比活得更长活得更长vi.survive on 靠靠存活存活 练一练练一练 用用survive 的适当形式填空。的适当形式填空。His doctors said he had a 50-50 chance of _,and luckily he was one of the _.Some strange

11、customs_ from earlier times.The young lady _ the drowning because of the mans timely rescue.survivedsurvivalsurvivorshave survivedsurvive sth.在在之后仍然生存，之后仍然生存，从从中逃生中逃生survive sb.比比活得长活得长survivor n.生还者，残存物生还者，残存物survival n.生存，幸存生存，幸存 记一记记一记Look at the pictures below and discuss what they are and wheth

12、er they are cultural relics or not.(P1)请看下面这请看下面这几幅图画几幅图画,并讨论它们是什么以及他们并讨论它们是什么以及他们是不是文物。是不是文物。句型句型 whether.or not是否是否(引导宾语引导宾语从句从句)1.你明天能不能来这里，请告诉我一声。你明天能不能来这里，请告诉我一声。Please let me know _.2.我们明天才知道是不是应该参加考试。我们明天才知道是不是应该参加考试。Well be told tomorrow _ _.仿写仿写 whether we should take the exam or not whethe

13、r you can come here tomorrow or not3.一切都取决于她喜不喜欢这个老板。一切都取决于她喜不喜欢这个老板。It all depends on _.whether shelikes the boss or not说明说明 引导宾语从句的引导宾语从句的whether.or not,其中的其中的whether也可用也可用if替代替代,如如：I dont know whether/if he will come in time or not.我不知道他是否能及时来我不知道他是否能及时来。但但whether or not连在一起时连在一起时,就只能用就只能用whether

14、。如如：Tell me whether or not youre interested.告诉我你有没有兴趣告诉我你有没有兴趣。在介词后在介词后(如仿写如仿写3)或在或在discuss后后(如课本如课本原句原句)也也只能用只能用whether。此外此外,whether.or not还可引导让步状还可引导让步状语语从句从句,表示表示“不论是否不论是否”“不管是不是不管是不是”。如如：Whether it rains or not,were playing football on Saturday.无论下不下雨无论下不下雨,我们我们星期六一定踢足球星期六一定踢足球。1.The house was s

15、o strong that it s_ the storm.2.He made a _(讨论讨论)with his friends over the matter.一、单词拼写一、单词拼写urviveddiscussion3.The higher we go above the earth,the r_ the air is.4.Im afraid this painting is not drawn by Picasso.Its only a copy and so its v_.areralueless5.I lifted the _(花瓶花瓶)between my thumb and f

16、orefinger.vase1.They were sent to help the _ of the earthquake.2.This is a ceremony which is a _ from ancient times.survivalsurvivors 二、单句填空二、单句填空4.Our friendship _(survive)the bad times and has grown stronger.5.Real friendship is more _(value)than money.valuablehas survived3.Success depends on _we made enough effort.whether