1. 外研新标准高一版
第一册 必修一

2. Module 5
A Lesson in a Lab
（3）

3. How to say? 百 千 万 十万 百万 千万 亿 十亿 hundred thousand million billion
ten thousand
one hundred thousand
million
one hundred million
one thousand million
billion

4. 400,000 2,000,000 5,100,000 48,000,500 Work in pair We write We say
four hundred thousand
two million
five million one hundred thousand
forty-eight million, five hundred

5. 50,567,489 123,456,789 Work in pair We write We say
fifty million, five hundred and sixty-seven thousand four hundred and eighty-nine
50,567,489
123,456,789
one hundred and twenty-three million four hundred and fifty-six thousand seven hundred and eighty-nine

6. 52,470,383----- fifty-two million,
Find the mistakes
52,470, fifty-two million,
four hundred and seventy thousand, three hundred and eighty-three
52,470, fifty-two million, four hundred and seventy, three hundred and eighty-three
100,000, one hundred million
100,000, hundred million

7. 2. She is more and more beautiful.
1. It’s becoming bigger and bigger.
2. She is more and more beautiful.
3. The higher it flies, the smaller it appears.

8. A:Which of these structures is used to say that something is changing?
Answer the questions:
A:Which of these structures is used to say that something is changing?
Sentence 1.2.3
B: Which of these structures is used to say that things change/are changing together?
Sentence 3
C:Which structures repeat the same adjectives/adverbs?
Sentence 1.2

9. Pair work: Look at the passage and conclude the sentences structure.
In the National Day holidays, I went back to my hometown to see my uncle. He was very happy to see me and said I was growing taller and taller . I was surprised to see that my hometown was getting more and more beautiful and the farmers were richer and richer. Seeing my amazed look ,Uncle smiled and said ,“The more money you make , the more you spend.”After lunch , I decided to return. Uncle asked me to work hard. He said , “The harder you work at your lessons,the better you will do in them.”

10. Conclusion 单音节或多音节形容词/副词的比较级+单音节或多音节形容词/副词的比较级
more and more+多音节形容词
1).越来越……
单音节或多音节形容词/副词的比较级+单音节或多音节形容词/副词的比较级
The +形容词/副词的比较级+主+谓, the +形容词/副词的比较级
2).越……,越……

11. 1. people are, they will live. 2. we recycle, we waste.
Complete the sentences with the words in the box in suitable comparative forms.
Warm healthy/long more/more more/less big
Example:
Air pollution is getting worse and worse.
people are, they will live.
we recycle, we waste.
the longer
The healthier
the less
The more

12. 4.According to scientists, the universe is getting a .
3.The planet is getting
4.According to scientists, the universe is getting a
you practise, fluently you will speak.
6.I found it difficult to sold the problem.
warmer and warmer
bigger and bigger
The more
the more
more and more

13. 2.We need rather more than that. rather
Pair work:Look at these sentences. Underline the comparative expressions and circle the adverbs used to give more information about the comparative expressions.
1.Come a bit closer.
a bit
2.We need rather more than that.
rather
3.It weighs a little more than before.
a little
4.It’ll be a lot heavier than magnesium.
a lot
5.Is it any heavier?
any
6.We need a piece which is (very) much bigger than that.
(very) much

14. Conclusion:
程度副词<much, a little, a bit, a lot, rather, no, any, (very )much…>+形容词或副词的比较级.

15. Pair work:
Fill in the blanks, using much, a little, a lot, a bit, any…
A).Tom has been ill for several days. Is he getting better?
any
B).Native speakers speak English faster than I do.
much
C).I weigh heavier than my cousin, but he is stronger than I am.
a bit
a lot

16. Pair work: Underline the correct expression.
Example: Math is rather/much easier than English.
1.This metal is very much/a bit heavier than steel.
2.Lead is a lot/lots heavier than steel.
3.This chemistry experiment is rather/any complicated.
4.It is a little/lots longer than before.

17. Group work: Make as many sentences as you can, using degrees of comparison.
Keywords:
weight (heavy/strong),
height(tall),
age(old/young),
number(many)

18. Discussion A.The bigger, the better. B.The higher, the fewer.
Group work:comment on the fixed expression in English.
A.The bigger, the better.
B.The higher, the fewer.
C.The bigger they are, the harder they fall.

19. Homework
1.PAGE47 Grammar 2:Activity2,4 2.PAGE91 Grammar:Activity1,2

20. SEE YOU