1、Unit 7 What s the highest mountain in the world? Grammar Focus Whats 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 the deepest of all the salt lakes.
2、 Did you know that China is one of the oldest countries in the world? Yes, I did. Its much older than the US. 4a. Fill in the blanks with the correct forms of the words in the box. 1. The Amazon River is one of the _ rivers in the world. It s a little _ than the Yangtze River. 2. Qomolangma is 8,844
3、.43 meters_. big much popular long old high longest longer high It s one of the most _ places for serious mountain climbers. 3. No ocean in the world is as _ as the Pacific Ocean. 4. Although Japan is _ than Canada, it is _smaller. popular big older much e.g. Two rivers： _ and _ _ _ 4b. Write two co
4、mparisons about two topics. Write true facts. the Yangtze River the Amazon River The Yangtze River is almost as long as the Amazon River. The Amazon is longer than the Yangtze, but the Yangtze is the longest river in China. Two cities： _ and _ 1._ 2._ _ Two animals： _ and _ 1._ 2._ _ 4c. Write five
5、questions using comparisons. Then ask your partner your questions. 1._ 2._ 3._ 4._ 5._ What is the highest building in our city? Who is the oldest people in our city? What is the most popular street in our city? What is the most delicious food in our city? Where is the busiest road in our city? Gram
6、mar Focus (一 )数词 Numeral 数词是用来表示事物的数目和顺序的词。 数词的分类： 1.基数词 2.序数词 3.分数词 今天我们先来学习一下基数词。 1. 复习 1 100以内的所有数字。 2. 掌握百、千、万、十万、百万的表达法。 1、 1-19的基数词 one 1 two 2 three 3 four 4 five 5 six 6 seven 7 eight 8 nine 9 ten 10 eleven 11 twelve 12 thirteen 13 fourteen 14 fifteen 15 sixteen 16 seventeen 17 eighteen 18 n
7、ineteen 19 2、 20 90等十位数 twenty 20 thirty 30 forty 40 fifty 50 sixty 60 seventy 70 eighty 80 ninety 90 twenty-one 21 twenty-two 22 其它的十位数照此类推，如： thirty-one 31 forty-two 42 seventy-five 75 ninety-six 96 3、百、千、万 百 hundred 100 one hundred 200 two hundred 以此类推 千 thousand 1 000 one thousand 2 000 two thou
8、sand 英语里没有“万”这一单位， 万也用thousand表示。如： 10 000 ten thousand 一万 20 000 twenty thousand 两万 4、十万、百万 十万的说法是： 100.000 a (one) hundred thousand 200.000 two hundred thousand million 百万 a (one) million 1,000,000 two million 2,000,000 以此类推 8,000,000 eight million 练一练 345 1001 18,657,421 three hundred and forty-f
9、ive one thousand (and) one eighteen million, six hundred and fifty-seven thousand, four hundred and twenty-one 1.The project lasted 5 years and cost 2 billion dollars. 2. The Chinese have been making paper for two thousand years. 3. One thousand pounds is a lot of money. 表示确定数量时 用基数词 + hundred，thous
10、and， million， billion 多位基数词读法 457 890 608 389 three hundred and eighty-nine four hundred and fifty-seven eight hundred and ninety six hundred and eight 1） 101999的三位数由 “ 百位数 and+两位数组成 ” 。 如： 325three hundred and twenty-five 102 one hundred and two 635 six hundred and thirty-five 2)三位数以上的数，从个位往前数，每三位数
11、加一个逗号，从后往前数的第一个逗号代表thousand, 第二个逗号代表 million, 第三个逗号是 billion，注意 这几个词不能用复数形式，后也不能加 and。例如： 2,648 two thousand, six hundred and forty-eight 16,250,064 sixteen million, two hundred and fifty thousand, sixty-four 确切数目与不确切数目的表达 ： hundred, thousand, million, billion等前面有 基数词， 表示确切数目时，用单数，后直接 接复数名词； 如： thre
12、e hundred books one hundred people five thousand students seven million starts 表示不确切数目时，这类词后加 -s且与 of连 用。 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、指 示代词或形容词性物主代词时，可加 of, 但 表示的是范围。如： two hundred of the workers工人中的二百（人） Grammar Focus (二 )形容词的比较级
13、和最高级 comparatives and superlatives with adj. and adv. short - shorter small - smaller nice nicer safe safer - - - - - - big thin heavy heavier happy happier bigger thinner delicious more delicious interesting more interesting important more important carefully-more carefully quickly-more quickly slo
14、wly-more slowly easily- more easily 大多数形容词和副词有三个等级： 原级、比较级、最高级 。 一、 形容词比较级的构成 1.构成的不规则变化 : 2.构成的规则变化 : 1. 构成的不规则变化 : e.g. good / well better best bad / badly worse worst many / much more most little less least far farther / further farthest/ furthest 2. 构成的规则变化 : 1) 单音节词和少数双音节词一般在词尾 后加 -er 构成比较级 或 -
15、est构成最高级 . 如： 原级 比较级 最高级 cold colder coldest bright brighterbrightest young younger youngest 2) 以字母 e 结尾的词只加 r 或 -st 构成 比较级 和 最高级 。 原级 比较级 最高级 nice nicer nicest fine finer finest large larger largest 3) 重读闭音节词末尾只有一个辅音字母 时 , 先双写这个辅音字母 , 再加 -er或 -est。 如 : big bigger biggest thin thinner thinnest 4) 以“
16、辅音字母 + y” 结尾的双音节词， 先改 y为 i, 再加 -er或 -est。如： easy easier easiest happy happier happiest 5) 多音节词和部分双音节词在词前加 more 或 most。如： delicious more delicious most delicious interesting more interesting most interesting importantmore important most important carefully-more carefully-most carefully quickly-more quickly -most quickly slowly-more slowly -most slowly easily- more easily -most easily
