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1、Speaking,Module 5,Vocabulary,&,9 99 999,9,999 nine thousand, nine hundred and ninety-nine 99,999 ninety-nine thousand, nine hundred and ninety-nine 999,999 nine hundred and ninety-nine thousand, nine hundred and ninety-nine,9,999,999,99,999,999,nine million, nine hundred and ninety-nine thousand, ni
2、ne hundred and ninety-nine,ninety-nine million, nine hundred and ninety-nine thousand, nine hundred and ninety-nine,999,999,999,nine hundred and ninety-nine million, nine hundred and ninety-nine thousand, nine hundred and ninety-nine,can you guess how to read : 999，999，999，999,123，456，789，123”，,bill
3、ion million thousand,say these numbers: 2,578,169 51,000,000 85,621 4,002,006,2million,5hundred and seventy-eight thousand, 1 hundred and sixty-nine,51million,85thousand ,6hundred and 21,4million, and two thousand and six,Practice: 52,470,383 100,000,000 365,528,462 1,000,000,000,52million, 4hundred
4、 and 70thousand 3hundred and 83,1 hundred million,3 hundred and 65 milloin , 5 hundred and 28 thousand , 4 hundred and 62,1thousand million / 1billion,Fraction A/B， 以基数词cardinal表示“A”，序数词ordinal表示“B”。 分子大于“1” ，分母加 “S”,Read these fractions:,2/5 5/8 9/10 3/8 5/6,two- fifths,five-eighths,nine-tenths,thr
5、ee - eighths,five -sixths,How to say decimal: 2 1/2 =2.5 2 1/4=2.25 3/4=0.75 12 3/10=12.3,two point five,two point two five,point seven five,twelve point three,Read out the decimals below: 0.5 2.5 18.27,point five,two point five,eighteen point two seven,Practice: Read the following out: 1. 1/2 of 6,
6、000,000 2. 35,246,000 plus 12,800,000 3. 25% of 200,000,000,(three million),(forty eight million ,sixty thousand),(fifty million),1. What is 1/2 of 6,000,000? 3,000,000 2. How much is 35,246,000 plus 12,800,000? 48,046,000 3. What is 25% of 200,000,000? 50,000,000 4. How much is 260,408,396 plus 5,2
7、64,700? 265,673,096 5. What is 1/3 of 1,000,500,000? 333,500,000 6. What is 10%of 800,000,000? 80,000,000,GRAMMAR The earth is forty-nine times larger than the moon. The earth is forty-nine times as large as the moon.,The earth is forty-nine times the size of the moon.,形容词和副词的倍数比较的用法： 倍数词 as +adj./
8、adv.+ as eg. twice as big as three times as long as 倍数词 adj./ adv.的比较级 + than eg. twice bigger than three times longer than,2. Winter is four times colder in Harbin than in Beijing. Winter is four times as cold in Harbin as in Beijing. 3. Mount Qumolangma is about six times higher than Mount Tai. Mount Qumolangma is about six times as high as Mount Tai. 4. My aunts house is twice larger than my house. My aunts house is twice as large as my house. 5. Tom weighs over twice heavier than Lily. Tom weighs over twice as heavy as Lily.,Homework: Exercise 1 & 2 on page 91,
