2. Unit 9 The world ’ s highest mountain is 8,844 meters high.

3. Section A Period One

4. To learn to understand and use comparatives and superlatives with adjectives and adverbs To learn to compare facts and figures To listen and speak about geography and nature

5. Review Words and expressions

6. Read the words and expressions loudly.

7. the Yangtze the sahara giant Asia square size desert the Caspian Sea the Amazon 长江 撒哈拉沙漠 adj. 大的；巨大的 n. 亚洲 平方公里 n. 大小；尺寸 n. 沙漠 里海 亚马逊河 Words review

8. bamboo southeast civilization man-made the Nile the Yellow River n. 竹子 adj. 东南方 n. 文明；文明社会 adj. 人造的；合成的 尼罗河 黄河 Words review

9. Malaysia per snail length speed n. 马来西亚 prep. 每；每一 n. 蜗牛 n. 长度；长 n. 速度 Words review

10. Which is the highest mountain in the world? Which is the longest river in Asia? Do you know?

15. Listen and check the facts you hear. __ China has a longer history than the United states. __ There are many bamboo forests in China. __ The most common animal in America is the dog. __ The most populated part of China is the southeast. __ China is one of the oldest civilizations in the world. __ There are no man-made structures as big as the Great Wall. 1b √ √ √

16. A: Did you know that Qomolangma is the highest mountain in the world? B: Yes, I did. It’s 8,844 meters high. 1c Pairwork Practice the convensation in the picture above. Then make conversations with the information in the chart in 1a.

17. Listen and number the facts in the order you hear them. __The Nile is _____ kilometers long, and the Yellow River is about _________kilometers long. __ The population of Singapore is about _____, which is a lot of less than the population of Malaysia, which is about 20,000,000. __ The fastest animal in the world is the cheetah. It can run about 100 kilometers per hour. The slowest is the tortoise. It moves at _____ kilometers per hour. __ Mount Tai is _____ meters high. It is much lower than Qomolangma. 2a 1 4 3 2

18. Listen again. Fill in the blanks with the missing numbers. __ The Nile is _____ kilometers long, and the Yellow River is about ______kilometers long. __ The population of Singapore is about ______, which is a lot of less than the population of Malaysia, which is about 20,000,000. __ The fastest animal in the world is the cheetah. It can run about 100 kilometers per hour. The slowest is the tortoise. It moves at _____ kilometers per hour. __ Mount Tai is _____ meters high. It is much lower than Qomolangma. 2b 6,670 6,300 4,000,000 0.09 1,545

19. Match the columns. 2c The height of Qomolangma The length of the Yangtze River The population of the world The speed of the fastest animal kilometers long meters high people kilometers per hour 6,300 6,400,000,000 8,844 100

20. A: Did you know that Qomolangma is much higher than Mount Tai? B: No, I didn’t. Is Qomolangma the highest mountain in the world? A: Yes, it is. It’s 8,844 meters high. B: Wow! That’s high! 2d Pairwork Make conversations using the information in activities 2a and 2c.

22. size n. 1. 尺寸, 大小 ; 多少 [C][U] What’s the size of the park? 这个公园有多大 ? 2. 尺码, 号, 型 [C] This shirt is your size. 这件衬衫是你这号尺寸的。

23. speed n. 1. 速率, 速度 The train is travelling at a speed of sixty miles an hour. 火车正以每小时六十英里的速度行驶。 2. 快速, 迅速 You work with amazing speed. 你工作起来速度奇快。

24. 1. It’s 8,844 meters high. 它有 8,844 米高。 It is … meters high (long, wide…). 它 …… 米高（长, 宽 ……) 。 英语表示 “ 有多长（宽，高 …… ） ” 时， 一般将数词和数量单位放在表示长宽 高的形容词前作状语。 例如：

25. The maintain is more than three thousand meters high. 这座山高三千多米。 It is only 380,000 kilometers away. 它离我们只有三十八万公里。 The Green Great Wall is 7,000 kilometers long. 这座绿色长城长 7,000 公里。

26. 2. Did you know that Qomolangma is much higher than Mount Tai? 1) that Qomolangma is… 是 know 的宾语从 句。尽管主句的动词是过去时态，但由于 宾语从句陈述的是客观事实，所以从句仍 用一般现在时。 2) much higher 意为 “ 高得多 ” 。在形容比较 级前还可以用 much, even, a little, still,a lot, less 等修饰词表示程度。 如：

27. He runs even faster than I. 他比我跑得更快。 Japan is a little larger than Germany in area. 日本土地面积只比德国大一点儿。

28. 形容词和副词的比较级和最高级 1. 大多数形容词有三个级。 1) 原级 : 常用结构 as... as... 像..…. 一样 Zhang Hong is as tall as Tom. 张红和汤姆一样高。 2) 比较级 ( 用于两者之间的比较 ) 常用结构：形容词比较级＋ than... He is taller than I. 他比我高。 Grammar

29. 3) 最高级 ( 用于三者或三者以上的比较 ) ， 常用结构 : the + 形容词的最高级＋ of / in... He is the tallest of the three. 他是这三个人中最高的。 He is the funniest in his class. 他是他们班最有趣的。

30. 2. 形容词、副词比较级和最高规则变化和 不规则变化。 a) 规则变化 1) 一般情况下，单音节或双音节的形容词 （或副词）比较级＋ er ， 最高级＋ est 如： clever － cleverer － cleverest few － fewer － fewest small － smaller － smallest 等。

31. 2) 以 e 结尾的词，比较级＋ r ，最高级＋ st 即可。 如： nice － nicer － nicest cute － cuter － cutest large － larger － largest 3) 以辅音字母＋ y 结尾的变 y 为 i ＋ er 或 est 如 : easy － easier － easiest happy － happier － happiest 再如： early, busy, heavy, dirty, lazy 也 如此。

32. 4) 双写最后一个辅音字母＋ er 或 est 的词, 同学要用心去记。 1. fat － fatter － fattest 2. thin － thinner － thinnest 3. hot － hotter － hottest 4. red － redder － reddest 5. wet － wetter － wettest 6. big － bigger － biggest

33. 5) 多音节和部分双音节的词需要在形容词 原级前＋ more 构成比较级，＋ the most 构 成最高级。如： beautiful － more beautiful － the most beautiful 又如 : delicious, popular, important, interesting, expensive, creative 双音节的词如 : careful － more careful － the most careful useful － more useful － the most useful

34. 少数单音节词也是这样，如： pleased － more pleased － the most pleased tired － more tired － the most tired b) 不规则变化： good —better — best well —better — best bad － worse － worst many, much — more — most far — farther —farthest ( 距离远 ) far — further — furthest ( 程度深 ) old — elder — eldest ( 长幼 ) old — older —oldest ( 年龄 )

35. 课时重点回顾 Did you know that the Yangze River is about 6,300 kilometers long? The biggest desert in the world is the Sahara. China is one of the oldest civilizations in the world. The cheetah can run 100 kilometers per hour. There are no man-made structures as big as the Great Wall.

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37. Choose the best answer. 1. My brother is ___ more outgoing than me. A. many B. little C. much 2. October 12th was one of ______ days in 2005. Shenzhou-VI was launched( 发射） successfully. A. exciting B. more exciting C. the most exciting 3. Which city is ______, Beijing, Shanghai or Fuzhou? A. beautiful B. more beautiful C. the most beautiful

38. 4. _____ children there are in a family, ____ their life will be. A. The less, the better B. Fewer, richer C. The fewer, the better 5. Mobile phones are very popular now and they are ______ than before. A. cheap B. cheaper C. the cheapest 6. In our city, it’s _____ in July, but it’s even ___ in August. A. hotter, hottest B. hot, hot C. hot, hotter

39. 7. Of the two skirts, the pink one is ______. A. the nicest B. the nicer C. nicer 8. Jack’s handwriting is as ____ as Mike’s. A. good B. better C. best 9. We can do the work better with ____ money and ______ people. A. little, few B. less, fewer C. fewer, less 10. Jim is the tallest student in our class and Tom is the second ______ one. A. tall B. taller C. tallest

40. Finish the sentences with the right forms of the adjs. 1. Kate is young, but Joe is _______. 2. My shoes are new. My sister’s are ______ than mine. 3. Her bag is heavy, and his is ______ than hers. But yours is ___________ of all. younger newer heavier the heaviest

41. 4. Tom’s kite is high. Jim’s is ______ than Tom’s. Mike’s is __________ of them all. 5. Bill is seven. John is nine and Tom is eleven. Tom is ______ than John and Bill. Bill is _______ than John. Bill is ________ and Tom is ___________ of the three. the highest older younger the youngestthe oldest higher

42. Homework 1. Review the new words and expressions. 2. 发挥想象，连词成文 (50-100 字 ) 。 giant, square, size, desert, bamboo, southeast, civilization man-made

43. To preview the article on page 69 What do you know about Qomolangma?