1、Unit 5Unit 5 Meeting your ancestorsUsingLanguageThe work on the early people depends on the dates given to the bones that are found. If the dates are wrong, all the data about early people may also be wrong. So Zhou Heping is very interested to find out how archaeologists make sure that their dates

2、are accurate.1. Listen to Part 1 of the tape and fill in the layers in the “wastepaper basket” diagram below. yogurt potsorange skinwastepaperused envelopesThe waste paper basket2. Listen to Part 2 and complete the passage.It uses radioactivity to measure the amount of _ in living things. The _ in a

3、 dead body _ at a _ rate. We know how long that takes, so we can measure the amount of _ and _ how old a bone is.carboncarbondisappearsfixedcarbonwork out3. Look at this archaeological drawing of a section showing buildings at different times and work out the order in which they were built. The olde

4、st building is B because it has no layers underneath it. The second oldest building is C because it has one layer underneath it. That layer is the remains of the building in B.The most recent building is building A. It has two layers underneath. They are the remains of buildings B and C.Can you gues

5、s what would be eaten on the feast in 18,000 BC?THE FEAST: 18, 000 BCReadingWhat kind of food did Lalas family prepare for the feast?nuts, fruits, fish, the deer and pig meat ScanningPlease decide whether the statements are true or false.1. Lalas family groups usually lived together.2. Dahu was good

6、 at making tools.3. The family groups lived on hunting.4. Dahu went out to sharpen the scrapers to kill an enemy.FTTF_separately_scrape the fishSkimming Read the passage and find out what the possible work division was between man and woman in primitive societies and fill in the chart below. Mens ta

7、sks1 Making and repairing tools2 Fishing3 Hunting animals4 Protecting the group from harm5 Cutting down trees Womens tasks1 Collecting nuts, fruits and water2 Cutting-up meat and fish for cooking3 Preparing skins to make clothes4 Preparing food5 Looking after childrenAnswer the following questions.1

8、. Which jobs did Dahu do?2. Which jobs did Lala do?Careful readingCatch fish, collect wood, make the scraper sharpening, make tools.Collect fruit and nuts, prepare food.3. Who does the most dangerous tasks?4. Where does the danger come from?Men do the most dangerous tasks. The danger comes from the

9、wild animals.Did men and women have separate responsibilities (分工) then? If so, what were the differences between them?Mens tasks: more dangerous,require more strengthWomens tasks: more carefulMens tasks: patient (tool making), dangerous (hunting), some individual (tool making and repairing) and som

10、e co-operative (hunting), skilful (tool making)Womens tasks: co-operative (cooking), caring (providing food), patient (collecting food), skillful (cooking), individual (collecting nuts and fruit)In groups discuss whether they were mens (M) tasks or womens (W) tasks at that time. 1 Making and repairi

11、ng tools 2 Collecting nuts, fruit and water 3 Protecting the group from harm 4 Cutting down treesMWMM 5 Cutting up meat and fish for cooking 6 Preparing skins to make clothes 7 Hunting animals 8 Looking after children WWWM Not having _ and planned better, Lala felt very worried about the preparation

12、s for her feast. So she turned for home quickly with her _ of nuts, melons and other fruit. Fill in the blanks according to the text.looked aheadcollectionWhen she was near home, a delicious smell _ her progress and she became dizzy with hunger. She saw her mother and aunts _ the deer and pig meat o

13、ver the fire. Just then Dahu, her _, as well as the best _, came back with several _. arrestedpreparinghusbandtoolmakerfishLater he began his task: he _ his scrapers until they were sharp enough to _ the meat and to scrape the fish. Soon, the first of the guests began to arrive. Lala hoped it was go

14、ing to be just as wonderful as last year!cut upsharpenedSome people say: “It is women that should stay at home and take care of the family.” Do you agree or not? Please give your reasons. The expressions may help you. In my opinion, I (dont) agree because I support because No, I cant agree with beca

15、use No, thats not reasonable becauseDiscussion 1. If only it could be just like last year! 要是能像去年那樣就好了! If only但愿.; 要是就好了。其后一般用虛擬語(yǔ)氣。 e.g. If only she had looked ahead and planned better. 她要是早有預(yù)見(jiàn),計(jì)劃得更好些就好了! 2. She had felt so proud as the group shouted loudly to applaud his choice. 當(dāng)族人為大胡的選擇歡呼鼓掌的時(shí)候，拉

16、拉覺(jué)得非常自豪。 applaud v. 贊賞, 鼓掌 e.g. Everyone applauded when the play ended. 演出結(jié)束時(shí), 大家都熱烈鼓掌。 I applaud your decision. 我贊成你的決定。 根據(jù)漢語(yǔ)意思完成句子。 今天我們不能不為他這個(gè)決定而歡呼。 Today we can only _.applaud his decision3. Lala accelerated her walk up the path to the caves 拉拉加快了回洞穴的步伐 accelerate a. 加速, 加快.的速度 e.g. What can be

17、done to accelerate the process? 可以做什么來(lái)加速這個(gè)過(guò)程呢？ b. (正式) 催促 e.g. He decided to accelerate his courses. 他決定加快他的課程進(jìn)度。4. when a delicious smell arrested her progress and she stopped. 一陣香氣撲鼻，她不往前走了，停了下來(lái)。 arrest v. 引起注意，吸引; 逮捕 n. 逮捕；拘留 e.g. The bright colors of the flowers arrested Susans attention. 花的艷麗色彩

18、引起蘇珊的注意。 Police arrested five young men in connection with one of the attacks. 警方逮捕了與其中一次襲擊有關(guān)的5名 青年男子。根據(jù)漢語(yǔ)意思完成句子。1) 一幅異乎尋常的畫(huà)吸引了他的注意。An unusual painting _.2) 警察破門(mén)而入，逮捕了殺人犯。 The police broke into the room and _.3) 罪犯已被捕。 The criminal is _.arrested his attentionarrested the murdererunder arrest5. , her

19、 senses became dizzy with hunger. 她因饑餓覺(jué)得頭暈眼花。 dizzy adj. 眩暈的, 眼花的(感到眩暈并要摔倒的) e.g. a dizzy height 令人暈眩的高度 The old woman was dizzied by the strong wind. 那位老太太被風(fēng)吹得頭昏眼花。 The disaster dizzied his brain. 那場(chǎng)災(zāi)難弄得他頭腦昏亂。6. Abruptly she sat down, only to bescooped up by her laughing, shouting sister, Luna. 突然間她坐了下去，但又被她那又笑又叫的妹妹盧娜一把摟了起來(lái)。only to do 是不定式作結(jié)果狀語(yǔ), 表示意料之外的結(jié)果。I.選用方框內(nèi)合適的單詞并用其正確形式填空（每個(gè)單詞限用一次）。accelerate, applaud, arrest, howl, pulse1. I could feel the blood _ through my veins.2. They use special chemicals to _ the growth of crops.