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1、Unit7 Whats the highest mountain in the world?Section A the earthWe live on the earth.We have only one earth.China is in Asia.It has the biggest population in the world.It is one of the oldest countries in the world.A: Which is the longest river in China?the Yellow Riverthe Yangtze RiverB: The Yangt
2、ze River.Zhujiang RiverA: Which is the longest river in the world?B: The Nile.The Nile is the longest river in the world.It is 6,671 kilometers long.It is in Africa.B: The Caspian Sea.The Caspian Sea is the deepest salt lake in the world.It is 1025 meters deep.A: Which is the deepest salt lake in th
3、e world?QomolangmaIt is in China.It is 8844.43 meters high.It is the highest mountain in the world.A: What is the biggest desert in the world?desertThe Sahara is the biggest desert in the world.It is about 9,600,000 square kilometers in size.It is in North Africa.B: The Sahara.1b. Listen and complet
4、e 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 world.5. Amazon is the second longest river in the world.higherthe biggestthe deepestthe longest2a Listen and num
5、ber the facts (1-4)in the order you hear them._ 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 a much longer history than the US
6、. The US is not even _ years old._ China is almost as big as the Us, and it is the biggest country in Asia.12345,0003006,3005,4641 Feel free to ask me anything on todays Great Wall tour.在今天的长城游中，大家尽管随意问我任在今天的长城游中，大家尽管随意问我任何问题。何问题。feel free to do sth 随意做某事随意做某事Can I use your bathroom?Yes, feel free.2
7、 ancient adj.古代的古代的 古老的古老的My grandmother often tells me old ancient stories.3 protect v.保护保护Sunglasses are used for protecting our eyes in the sun.4 As far as I know, there are no man-made objects as big as this.据我所知，再没有像它这样在的人造物体据我所知，再没有像它这样在的人造物体了。了。as far as I know 据我所知据我所知As far as I know , Tom
8、has a twin sister.A report: Which is your favorite place? NameCountryFamous placesInformation TomChinaThe Great Wall21，196.18 meters kilometers longAchieve 实现实现thick 厚的厚的freezing 寒冷的，结冰的寒冷的，结冰的succeed 成功，实现目标成功，实现目标 nature 自然，自然界自然，自然界ocean 大洋，海洋大洋，海洋Do you remember the words?1. 厚的厚的 2. 包括包括 3.实现目标，
9、成功实现目标，成功 4.达成，完成，成功达成，完成，成功5. force 6. nature 7. ocean 8. challenge答案：答案：1.thick 2. include 3. achieve 4. succeed 5. 力量力量 6.自然，自然界自然，自然界 7. 大洋，海洋大洋，海洋 8. 挑战挑战3aRead the article and match each paragraph with the main ideas.Read the article careful. And then try to finish these questions. ( ) 1.The H
10、imalayas run along the northwestern part of China. ( ) 2.Even though there are thick clouds on the top of the mountain, but no freezing weather conditions and heavy storms. ( ) 3.The first woman to climb was Junko Tabei from Japan in 1953.( )4.The spirit of these climbers shows us that we shouldnt g
11、ive up trying to achieve our dreams.答案：FFFT(1) mountain climbing 登山运动Mountain climbing is very dangerous. 登山运动是非常危险的。(2) run along 延伸到The Himalayas run along the southwestern part of China. 喜马拉雅山脉一直延伸到中国的西南部。(3) include 包括The most famous singers include Lady Gaga, Katy Perry and Lisa. 最流行的歌手里包括嘎嘎女士，
12、凯蒂和丽萨。(4) take in 吸入On the top of the mountain, its very difficult to take in air.在山顶上，吸入空气是非常困难的。(5) the first to do sth. 第一个做某事的人第一个做某事的人He is always the first to finish homework.他总是第一个完成家庭作业。(6) risk ones life 冒着生命危险冒着生命危险The climbers risk their lives to climb the Qomolangma. 登山者们冒着生命危险攀登珠穆朗玛峰。(7
13、) challenge 挑战挑战He takes part in the team to challenge himself. 他加入这支队伍是为了挑战自己。(8) give up doing 放弃做（某事）放弃做（某事）I will never give up studying.我将永远不会放弃学习。(9) achieve our dreams 实现我们的梦想实现我们的梦想We should do our best to achieve our dreams.我们应该进我们最大的努力去时间我们的梦想。3bRead the article again and complete the char
14、t.SnowFreezing weather conditionHeavy storms1960- The first Chinese team reached the top.1975-The first woman to succeed was Junko Tabei from Japan.most famousmost popular placeeven more serious difficulties1. 一般情况一般情况:+er(比较级比较级)+est(最高级最高级)quiet-quieter-the quietest bright-brighter-the brightest2.
15、 词末为词末为-e（不发音）（不发音）+ r -+stfine-finer-the finest nice-nicer-the nicest3.重读闭音节，末尾只有一个辅音字母的：双写重读闭音节，末尾只有一个辅音字母的：双写辅音字母辅音字母+er-双写辅音字母双写辅音字母+esthot-hotter-the hottest wet-wetter-the wettest4.三个或三个以上音节的形容词只能加三个或三个以上音节的形容词只能加more和和most5. 特殊变化特殊变化goodbetterbest many/muchmorethe most1. 一般情况一般情况:+er(比较级比较级)+
16、est(最高级最高级)quietquieterthe quietest brightbrighterthe brightest2. 词末为词末为-e（不发音）（不发音）+ r +stfinefinerthe finest nicenicerthe nicest3.重读闭音节，末尾只有一个辅音字母的：双写辅音字母重读闭音节，末尾只有一个辅音字母的：双写辅音字母+er双写辅音字母双写辅音字母+esthothotterthe hottest wetwetterthe wettest4.三个或三个以上音节的形容词只能加三个或三个以上音节的形容词只能加more和和most5. 特殊变化特殊变化goodb
17、etterbest many/muchmorethe most比较级主要运用与两者比较，最高级运用于三者包括三比较级主要运用与两者比较，最高级运用于三者包括三者以上的比较。者以上的比较。 A +erthan B ,A +estof the three, A +est than others 1) The Sahara is the biggest desert in the world.形容词最高级前通常必须用定冠词形容词最高级前通常必须用定冠词 the，副词最高级前可不用。，副词最高级前可不用。形容词形容词most前面没有前面没有the，不表示最高，不表示最高级的含义，只表示级的含义，只表示
18、非常非常。It is a most important problem.=It is a very important problem.Grammar 注意注意: 使用最高级要注意将主语包括在比较使用最高级要注意将主语包括在比较范围内。范围内。(错错) Tom is the tallest of his three brothers.(对对) Tom is the tallest of the three brothers.2) 下列词可修饰最高级，下列词可修饰最高级，by far, far, much, mostly, almostThis hat is nearly / almost th
19、e biggest.注意：注意：a. very可修饰最高级可修饰最高级,但位置与但位置与much不同。不同。This is the very best.This is much the best.b. 序数词通常只修饰最高级。序数词通常只修饰最高级。Africa is the second largest continent.3) 句型转换：句型转换：Mike is the most intelligent in his class.Mike is more intelligent than any other students in his class.4) 否定词语否定词语+比较级比较级，
20、否定词语否定词语+ so as结构表示最高级含义。结构表示最高级含义。Nothing is so easy as this.=Nothing is easier than this.=This is the easiest thing.longestlongerhighpopularbigoldermuchReview adj n long length wide width deep depth high height tall tallness thick thickness 你能写出它的同义句吗你能写出它的同义句吗 ？The mountain is 1,500 meters high.T
21、he mountain is 1,500 meters in height.The height of the mountain is 1,500 meters.1. -Which is _ season in Beijing? (2003年年) -I think its autumn.A. good B. better C. best D. the best 该题的核心词为该题的核心词为season。根据比较级与最高。根据比较级与最高级的知识级的知识, 两者之间用比较级两者之间用比较级, 而三者或三而三者或三者以上用最高级者以上用最高级, 北京有四季北京有四季, 因此本题应因此本题应选择最高
22、级。又因为形容词最高级前要加选择最高级。又因为形容词最高级前要加定冠词定冠词the, 因此答案为因此答案为D。 2. - Which is_ , the sun, the moon or the earth?(2004年年)- Of course, the moon is.A. small B. smaller C. smallest D. the smallest解析：正确答案为解析：正确答案为D。该题的核。该题的核心词在第一句句尾，心词在第一句句尾，the sun, the moon or the earth, 提问的对象为三提问的对象为三者，应该选择最高级。者，应该选择最高级。3. Th
23、e air in Beijing is getting much _ now than a few years ago.(2005年年)A. clean B. cleaner C. cleanest D. the cleanest该题的核心词为该题的核心词为than，than一词一词是比较级的标志。是比较级的标志。4. Mobile phones are very popular now and they are _ than before.(2005年年)A. cheap B. cheaper C. cheapest D. the cheapest该题与第三题相似，核心词为该题与第三题相似，核心词为than。45 以上有不当之以上有不当之处，请大家大家给与批与批评指正，指正，谢谢大家！大家！
