新目标英语七年级下册Unit7

1、会计学1新目标英语七年级下册新目标英语七年级下册Unit7Step Lead-inmeter n. 米米kilometer n. 千米（千米（km)；centimeter(cm)厘米；厘米；millimeter(mm)毫米毫米desert n. 沙漠沙漠population n. 人口人口Asia n. 亚洲亚洲Europe n. 欧洲欧洲Africa n. 非洲非洲tourist n. 旅行者旅行者wall n. 墙墙amazing adj. 令人大为惊奇的令人大为惊奇的wide adj. 宽的；宽阔的宽的；宽阔的 Qomolangma runs along the border betwe

2、en China and Nepal. It is covered with snow all the year round. Its 8844.43 meters high, the highest in the world. Its 26 kilometers long.Qomolangma The Nile is the longest river in the world. Its more than 6600 kilometers long. It runs through 9 countries. Its one of the largest river flows through

3、 the international states in the world and runs into the Mediterranean Sea(地中海地中海) in the end. the Nile The Caspian Sea is the biggest lake in the world. It lies in the border between Asia and Europe.the Caspian Sea The Sahara is the biggest desert in the world. It is located in the northern Africa.

4、 Climate conditions are very bad. It is one of the earths most not suitable for biological survival. the Sahara The Yangtze River is the third longest river in the world, the first Asian rivers. Its 6211.31 kilometers long. It passes through 11 provinces and runs into the East Sea in Shanghai finall

5、y.the Yangtze RiverWhich is the highest mountain in the world?Which is the longest river in Asia?. Match the facts you know.Qomolangma about 9,600,000 square kilometers in sizeThe Sahara1,025 meters deepThe Caspian Sea6,671 kilometers longThe Nile8,844.43 meters high1a当表示当表示“长、宽、高、深等长、宽、高、深等”形容词和数词搭

6、配时，这些形容词和数词搭配时，这些adj. 要放在数词和度量单位之后。如：我身高要放在数词和度量单位之后。如：我身高1.57米米 。翻译成。翻译成Im 1.57 meters tall.1Listen and complete the sentences.1. Qomolangma is _ than any other mountain in the world. 2. The Sahara is _ desert in the world.3. The Caspian Sea is _ of all the salt lakes.4. The Nile is _ river in the

7、world.higherthe biggestthe deepestthe longestStep Listening1b大多数形容词有三个级。大多数形容词有三个级。 1. 原级原级: Structure: as . as. 像像.一样一样 ，not so/as.as 和和.不一样不一样 e.g. Tim is as tall as Tom. 2. 比较级比较级 (用于两者之间的比较用于两者之间的比较): Structure：形容词比较级形容词比较级 than . e.g. This box is bigger than that one.3. 最高级最高级(用于三者或三者以上的比较用于三者或

8、三者以上的比较): Structure: the + 形容词的最高级形容词的最高级of / in . e.g. Tom is the heaviest in our class. He is the most popular in our school. 形容词的比较等级形容词的比较等级2形容词的比较级形容词的比较级句型：A+be动词+形容词比较级+than+B. 用于两者间进行比较，表示“A比B”。如：He is taller than me.他比我高。This foot is smaller than that one.这只脚比那只小。形容词或副词比较级的变化规则口诀：形容词或副词比较级的

9、变化规则口诀：原级变成比较级，原级变成比较级，erer结尾要牢记；结尾要牢记；一般情况直接加，单辅重闭双写加；一般情况直接加，单辅重闭双写加；辅子加辅子加y y改改y y为为i i加，以加，以e e结尾去结尾去e e加；加；少数部分双音节，规则如同单音节。少数部分双音节，规则如同单音节。其余双音多音节，词前加其余双音多音节，词前加moremore就可以就可以，不规则词没几个，它们需要特殊记。不规则词没几个，它们需要特殊记。回到首回到首页页一起来复习一起来复习一下吧一下吧young-younger-youngest old older -oldest tall-taller -tallest s

10、mall-smaller -smallestearly-earlier-earliest busy-busier-busiest（一）单音节或部分双音节（一）单音节或部分双音节1. 一般情况下加-er 或est :2. 以字母e结尾的形容词，加-r 或- st4. 以“辅音字母y”结尾的双音节词，先改“y”为“i”，再加-er 或-est.bigbigger -biggest fatfatter-fattest形容词比较级最高级规则形容词比较级最高级规则nice nicer-nicest safe safer -safest3. 重读闭音节词只有一个辅音字母时，应先双写辅音字母，再 加-er或

11、-est.原级比较级最高级good/wellbetterbestbad/illworseworstmany/much moremostlittlelessleastoldfarolder elderfartheroldest eldestfarthest两好、两好、两坏、两坏、两多、两多、 一少、一少、一老一老一远一远.形容词比较级形容词比较级/ /最高级规则最高级规则形容词形容词比较级比较级/ /最高级最高级变化规则变化规则不规则变化不规则变化规则变化规则变化单音节单音节/ /部分双音节部分双音节多音节多音节/ /少数少数双音节双音节直加直加-er/-est-er/-est（直（直）双写最后

12、一个辅音双写最后一个辅音字母再加字母再加- -er/er/- -est(est(双）双）省省e e加加-er/-est-er/-est（省）（省）- -辅字辅字+y+y，-i-ier/iest(er/iest(改改）在词前加在词前加more/mostmore/mostgood(well)-better- best good(well)-better- best bad(badlybad(badly/ill/ill)-worse-worst)-worse-worstmany(much)-more-most many(much)-more-most little-less-leastlittle-

13、less-leastfar-farther-farthestfar-farther-farthest回到首回到首页页【即学即用】写出下列形容词比较级。写出下列形容词比较级。big_ old _tall _good _fine _easy _careful _young _happy _delicious _fat _many _moremore delicioushappieryoungermore carefuleasierfinerbettertallerolderbiggerfatter1.表示三者或三者以上比较表示三者或三者以上比较,可用可用”Which/Who +最高级最高级,or

14、?”表示表示.2. 最高级最高级+of/among (同类比较同类比较) in (范围比较范围比较)4.one of +形容词最高级形容词最高级 +名词复数表示名词复数表示“最最 之一之一”3. 序数词修饰最高级序数词修饰最高级形容词和副词的最高级的用法形容词和副词的最高级的用法Who is the tallest, Tom , Mike , or Jack?Tom is the tallest of the three.Mike is the second tallest student in our class.Jack is one of the tallest students in

15、our class.Tom runs (the) fastest in our class.Step PracticeListen and number the facts(1- 4) in the order you hear them. 6,300 5,000 5,464 300_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long._ China has the biggest population in the world. Its a lot bigger tha

16、n the population of the US._ China is over _ years old. It has a much longer history than the US. The US is not even _ years old._ China is almost as big as the US, and it is the biggest country in Asia. 4213Step Listening2apopulation作名词，意为“人口”，表示人口多时要用big/large,“人口少”要用small Listen again and fill in

17、 the blanks in 2a with the numbers in the box. 6,300 5,000 5,464 3006,3005,4642b_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long._ China has the biggest population in the world. Its a lot bigger than the population of the US._ China is over _ years old. It has

18、 a much longer history than the US. The US is not even _ years old._ China is almost as big as the US, and it is the biggest country in Asia.5,0003003population作名词，意为“人口”，表示人口多时要用big/large,“人口少”要用small。问人口数量用What。如：_ is the population of China?A. How many B. How much C. What Make conversations using

19、 the information in 2a.A: Did you know that China is one of the oldest countries in the world?B: Yes, I did. Its much older than my country.2cA: Did you know that Yangtze River is the longest river in China?B: Yes, I did. Its 6,300 kilometers long.A: Wow! Thats long! 中国的长城共有近一万公里，东起河北秦皇岛的山海关，西到嘉中国的长

20、城共有近一万公里，东起河北秦皇岛的山海关，西到嘉峪关，这是明代修筑长城的两个最大关口，北京境内的长城有峪关，这是明代修筑长城的两个最大关口，北京境内的长城有600600余公里，比较著名的有八达岭长城、金山岭长城、司马台长城、慕余公里，比较著名的有八达岭长城、金山岭长城、司马台长城、慕田峪长城、居庸关长城和箭扣长城等。田峪长城、居庸关长城和箭扣长城等。The Great Wall Guide： Feel free to ask me anything on todays Great Wall tour.Tourist 1：How long is the wall?Guide： Ah, the m

21、ost popular question! If were only talking about the parts from the Ming Dynasty, its about 8,850 kilometers long. This makes it the longest wall in the world.2d. Role-play the conversation.4aboutfeel free to do sth.随便做某事随便做某事Tourist 2: Wow, thats amazing! Why did the ancient emperors build the wall

22、? Guide: The main reason was to protect their part of the country. As you can see， its quite tall and wide. As far as I know, there are no man-made objects as big as this.Tourist 3: Is Badaling part of the Ming Great Wall?Guide: Yes, its the most famous part.5as far as I know 就我所知就我所知6“as+句子句子”as ”a

23、s 翻译成翻译成“正如，像正如，像.一样一样”Role-play the conversation.1. Which is the biggest man-made object in the world？2. Which is the most famous part of the Ming Great Wall?The Great Wall.Badaling part of the wall.Step Role-play2dWhat is the highest mountain in the world?What is the longest river in Asia? Step Gr

24、eeting and review freezing adj. 极冷的；极冷的； 冰冻的冰冻的nature n. 大自然大自然thick adj. 厚的；浓的厚的；浓的What do you know about Qomolangma?Talk about Qomolangma in pairs.Step Lead-in自读文章，在书中划出重点、疑点后，翻译下列短语。先独自读文章，在书中划出重点、疑点后，翻译下列短语。先独立完成，后小组商议。立完成，后小组商议。1.1.最危险的山峰最危险的山峰 2.2.世界上最危险的运动之一世界上最危险的运动之一3.3.登山（名词短语）登山（名词短语）/ /（

25、动词短语）（动词短语）the most dangerous mountainone of the worlds most dangerous sportsmountain climbing/climb mountainsStep ReadingRead the article and match each paragraph with the main ideas.Paragraph 1 Spirit of climbersParagraph 2 Achievements of climbersParagraph 3 Facts and dangers3aRead the article ag

26、ain and complete the chart.Paragraph 1Paragraph 2Paragraph1 & 3List four dangers for climbersList three achievementsList four comparisonsthick clouds1953Tenzing Norgay and Edmund Hillary were the first to reach the topmost dangerous sport3bStep PracticeSnow can fall very hard.freezing weather co

27、nditionsheavy stormsThe first Chinese team reached the top in 1960.The first woman to succeed was Junko Tabei from Japan in 1975.the most popular placeQomolangma rises the highest and the most famous.Humans can be stronger than the forces of nature. Answer the questions using information from the ar

28、ticle.1. Where are the Himalayas?2. How high is Qomolangma?The Himalayas run along the southwestern part of China.8,844.43 meters high.3c3. Why do so many people try to climb this mountain even though it is dangerous?4. What does the spirit of the climbers tell us?Because people want to challenge th

29、emselves in the face of difficulties.We should never give up trying to achieve our dreams.Grammar FocusWhats the highest mountain in the world?Qomolangma.How high is Qomolangma?Its 8,844.43 meters high. Its higher than any other mountain.Which is the deepest salt lake in the world?The Caspian Sea is

30、 the deepest of all the salt lakes.Did you know that China is one of the oldest countries in the world?Yes, I did. Its much older than the US.Its the highest mountain.链接中考：1.Qomolangma is higher than _ mountain in the world. A. any B. another C. any other 2.Shanghai is bigger than _ city in Singapor

31、e. A. any B. any other C. anotherP.S. 比较时，要把自己排除掉。CA大多数形容词有三个级。大多数形容词有三个级。 1. 原级原级: Structure: as . as. 像像.一样一样 e.g. Tim is as tall as Tom. 2. 比较级比较级 (用于两者之间的比较用于两者之间的比较): Structure：形容词比较级形容词比较级 than . e.g. This box is bigger than that one. Step Grammar Focus3. 最高级最高级(用于三者或三者以上的比较用于三者或三者以上的比较): Stru

32、cture: the + 形容词的最高级形容词的最高级of / in . e.g. Tom is the heaviest in our class. He is the most popular in our school.a)规则变化规则变化 1) 一般情况下，一般情况下，单音节或双音节的形容词比较级单音节或双音节的形容词比较级er， 最高级最高级est。如。如: clevercleverercleverest fewfewerfewest smallsmallersmallest 等。等。 2) 以以e结尾的词结尾的词，比较级比较级r，最高级最高级st 即可。即可。 如：如： nicen

33、icernicest cutecutercutest largelargerlargest 3) 以以辅音字母辅音字母y结尾的结尾的变变y为为ier或或est。 如如: easyeasiereasiest happyhappierhappiest 再如：再如：early, busy, heavy, dirty, lazy 也如此。也如此。 4) 重读闭音节，单辅音结尾的，重读闭音节，单辅音结尾的，双写这个辅音字母双写这个辅音字母er 或或 est的词：的词： fatfatterfattest thinthinnerthinnest hothotterhottest redredderredde

34、st wetwetterwettest bigbiggerbiggest 5) 多音节和部分双音节的词多音节和部分双音节的词需要在形容词原级前需要在形容词原级前more 构成构成比较级比较级，the most 构成构成最高级最高级。如：。如： beautifulmore beautifulthe most beautiful 又如又如: delicious, popular, important, interesting, expensive, creative。 双音节双音节的词如的词如: carefulmore carefulthe most careful usefulmore usef

35、ulthe most useful 少数单音节词少数单音节词也是这样。如：也是这样。如： pleasedmore pleasedthe most pleased tiredmore tiredthe most tired b)不规则变化不规则变化 goodbetterbest wellbetterbest badworseworst many/muchmoremost farfartherfarthest (距离远距离远) farfurtherfurthest (程度深程度深) oldeldereldest (长幼长幼) oldolderoldest (年龄年龄)1. 三者三者或三者以上相比，

36、表示最高程度时，用或三者以上相比，表示最高程度时，用“the + 最高最高级级”的结构表示。这种句式一般常有表示比较范围的介词的结构表示。这种句式一般常有表示比较范围的介词短语。例如：短语。例如： Zhang Hua is the tallest of the three. He works (the) hardest in his class.2. 最高级可被最高级可被序数词序数词以及以及 much, by far, nearly, almost, by no means, not quite, not really, nothing like 等所修饰。例如：等所修饰。例如： This h

37、at is by farmuchnearlyalmostnot nearlyby no meansnot quitenothing like the biggest. How much did the second most expensive hat coat?3. 表示表示“最高程度最高程度”的形容词，如的形容词，如 excellent, extreme，perfect等等，没有最高级，也不能用比较级。，没有最高级，也不能用比较级。4. 形容词最高级修饰作表语或介词宾语的名词、代词时，被修饰形容词最高级修饰作表语或介词宾语的名词、代词时，被修饰的词往往省略。的词往往省略。 e.g. He

38、is the tallest (boy) in his class.5. 作状语的副词最高级前，可以不加定冠词。作状语的副词最高级前，可以不加定冠词。 e.g. Of all the boys he came (the) earliest. Fill in the blanks with the correct forms of the words in the box.big much popular long old high1. The Amazon River is one of the _rivers in the world. Its a little _ than the Yan

39、gtze River.2. Qomolangma is 8,844.43 meters _. Its one of the most _ places for serious mountain climbers.longestlongerhighpopular4aStep Exercise3. No ocean in the world is as _ as the Pacific Ocean.4. Although Japan is _ than Canada, it is _ smaller.bigoldermuch太平洋太平洋Write two comparisons about two

40、 topics. Write true facts.Two rivers: _ and_4bThe Yangtze River is almost as long as the Amazon River.The Amazon is longer than the Yangtze, but the Yangtze River is the longest river in China.the Yangtze Riverthe Amazon RiverTwo cities: _ and _1. _2. _ Two animals: _ and _1. _2. _ Write five questi

41、ons using comparisons. Then ask your partner your questions.1. _2. _3. _4. _5. _4cWhat is the highest building in our city? one 1 two 2 three 3 four 4 five 5 six 6 seven 7 eight 8 nine 9 ten 10 fifteen 15 sixteen 16 seventeen 17 eighteen 18 nineteen 19练一练练一练345100118,657,421three hundred and forty-f

42、iveone thousand (and) oneeighteen million, six hundred and fifty-seven thousand, four hundred and twenty-one457890608389three hundred and eighty-ninefour hundred and fifty-seveneight hundred and ninetysix hundred and eight 102 one hundred and two635 six hundred and thirty-five表示不确切数目时，这类词后加表示不确切数目时，

43、这类词后加-s且与且与of连连 用。用。如：如： hundreds of people thousands of students millions of birds billions of lions注意：这类短语中，名词前如有定冠词、注意：这类短语中，名词前如有定冠词、指指 示代词或形容词性物主代词时，可加示代词或形容词性物主代词时，可加of, 但但 表示的是范围。如：表示的是范围。如：two hundred of the workers工人中的二百（人）工人中的二百（人）( ) 1. The bike cost me _ yuan. A five hundred and forty B

44、five hundreds forty C five hundred forty A ( ) 2. _ people in the world are sending and receiving e-mails every day. A. Million of B. Many millions of C. Several million of B二、单项选择。二、单项选择。( ) 3. _ trees were planted on the mountain last year. A. Thousands of B. Thousand of C. Five thousand of D. Fiv

45、e thousands.A ( ) 4. -Can you write the number eighty-five thousand, six hundred and twenty-six? -Yes, it is _. A. 856620 B. 85626 C. 58662 D. 58626B 5 _ is the population of your country?A. How many B. How much C. Which D. What 6 As time goes on, the worlds population is _. A. more and more B. larg

46、er and larger C. smaller and smaller D. fewer and fewerBD1a1aElephant is 350 cm tall weighs 5,000 kilos eats 150 kilos of food a dayPanda is 150 cm tall (standing on two legs) weighs 100 kilos eats 10 kilos of food a dayListen and check() the numbers you hear.100 16 20 50120 0.1 0.2 150 1bStep Liste

47、ningListen again and complete the sentences.1. At birth, a baby panda is about _ to _ kilos. 2. At birth, a baby panda is about _cm long. 3. A baby panda is not black. It is _ and it has no _.4. A panda can live up to _ to _ years.0.10.215pinkteeth20301cTake turns telling your classmates about panda

48、s.A: A baby panda cannot see.B: An adult panda weighs many times more than a baby panda.1dStep Role-playTalk about pandas in your class. Use these words to help you.2abig, bamboo, zoo, popular, cute, black and white, Sichuan, famous, endangered, beautiful, forest, protectThis means moving your eyes

49、quickly down the page to find specific information.Read the article to find out what these numbers mean:10, 12, 300, 20002bIt is 8:30 a.m. at the Chengdu Research Base. Lin Wei and the other panda keepers are preparing the milk for the baby pandasbreakfast. At 9:00 a.m., they find that most of the b

50、abies are already awake and hungry.When the babies see the keepers, they run over with excitement and some of them even walk into their friends and fall over!“Theyre so cute and lovely. I take care of them like theyre my own babies. I wash, feed and play with them every day. Theyre very special to m

51、e.”Lin Wei loves her job, but it is a difficult one.Pandas do not have many babies, maybe only one every two years. The babies often die from illnesses and do not live very long.look afterAdult pandas spend more than 12 hours a day eating about 10 kilos of bamboo. Many years ago, there were a lot mo

52、re bamboo forests and pandas in China, but then humans started to cut down the forests. Scientists say there are now fewer than 2,000 pandas living in the remaining forests. Another 200 or so live in zoos or research centers in China and other countries.about 200overAn education program in Chengdu t

53、eaches children in cities about pandas and other endangered animals. They send people to schools to tell children about the importance of saving these animals. The children sing songs or make artwork about pandas and other wild animals. Teaching children is one way to help save pandas. The Chinesego

54、vernment is also planting more bamboo trees so there will be more forests for pandas to live in. We all hope that in the future there will be a lot more pandas than now.Read the article again and write short answers to the questions.1. What is Lin Weis job? 2. What do the baby pandas eat for breakfa

55、st? A panda keeper.Milk.2c3. Why are pandas endangered? Because the forests get smaller and other human activities cause more problems, pandas cannot find enough to eat and they are having fewer babies .5. Why are scientists doing research? 4. What does the education program in Chengdu do?The educat

56、ion program in Chengdu teaches children about pandas and other endangered animals.They are doing research to better understand the habits of pandas.Complete the sentences using words and phrases from the passage.1. The panda _ at the Chengdu Research Base are awake early in the morning to _ breakfas

57、t for the baby pandas.keepersprepare2dStep After-readingfactpopular2. In _, pandas have become so _ that they are now a symbol of China.4. A special program in Chengdu teaches _ about why pandas are _.endangered5. The Chinese government is helping to _ the pandas. Scientists also want to better _ th

58、e habits of pandas.saveunderstandchildren3. Adult pandas do not have babies very _, and some of the babies only live for a short time because of _.oftenillnessesWhat other ways do you think children can help to save the pandas?2eprepare for be awakerun overfall overtake care ofplay withones ownbe sp

59、ecial to sb.every two yearsdie from illnessspend time doing sth.cut downan education programendangered animalsthe way toin the future1. they run over to them with excitement and some of the young pandas even walk into their friends and fall over! run over 跑上前去跑上前去 over adv.穿越；从穿越；从的一边到另一边的一边到另一边 e.g

60、. She ran over to say hello, but I didnt recognize her. 她跑过来打招呼，但我没有认出她来。她跑过来打招呼，但我没有认出她来。walk into （走路时意外）撞上（走路时意外）撞上e.g. As he was thinking too deeply and not paying attention to where he was going, he walked straight into a tree. 由于他陷入深思，没有注意看路，径直撞到了一棵树上由于他陷入深思，没有注意看路，径直撞到了一棵树上。2. Scientists say ther