(共33张PPT)
Unit 2
How often do you exercise
知识目标
一、重点单词：
coffee咖啡； health健康； result结果； percent百分之…；
online在线的； television电视机； although尽管；through穿过；
mind头脑； body身体； such这样的； together一起；
die死亡； writer作家
二、重点词组：
junk food垃圾食品；want sb. to do sth.想要某人做某事；be good for对…有益；how many多少；fifteen percent百分之十五；not…at all一点也不；the answer to the question问题的答案；the best way to do sth.做…最好的方式；such as例如；spend…with某人花费时间做某事；ask sb. about sth.询问某人某事；go online上网；be surprised at惊讶于…
三、重点句式：
1.She says it’s good for my health.她说它对我的健康有益。
2.It is good to relax by using the Internet or watching games shows.通过上网或者观看电视节目休息是不错的。
3.It is healthy for the mind and the body.身心健康。
4.Start exercising before it’s too late!要尽早地开始进行锻炼！
Jim/once a week
Li Ming / twice a week
Tony/3 or 4 times a week
Bob/every day
Lilei/hardly ever
Peter/never
How can we keep healthy
We can often exercise and eat healthy food.
Could you tell us some healthy food
Well. Fruit, vegetables, milk, rice and meat.
1. ____ junk food 3. ____ fruit 5. ____ sleep
2. ____ milk 4. ____ vegetables 6. ____ coffee
Match the words with the pictures.
1a
a
b
c
d
e
f
a
b
e
c
f
d
good for our health
bad for our health
Ask and answer questions. Use the words from 1a.
A: How often do you drink milk, Liu Fang B: I drink milk every day. A: Do you like it B: No. But my mother wants me to drink it.
She says it’s good for my health.
PAIRWORK
1b
junk food
once a month
A: How often do you eat junk food
B: Once a month.
A: Do you like it
B: Yes. But my mom says it’s not good
for my health.
fruit
every day
A: How often do you eat fruit
B: I eat fruit every day.
A: Do you like it
B: Yes. I like it very much. And it’s
good for my health.
Listen to the interview about two people’s eating habits. Circle your answers to each question.
Does Bill have good habits Yes. No. I don’t know.
Does Tina have good habits Yes. No. I don’t know.
1c
Questions
1. How often do you exercise
2. How often do you eat fruit
3. How many hours
do you sleep every night
4. How often do you drink milk
5. How often do you eat junk food
6. How often do you drink coffee
Tina Bill
_______ _____
_______ _____
_____ ______
_____ _____
_____ ______
_____ ______
1d
Listen again and fill in the blanks.
every day
hardly ever
every day
never
nine
nine
every day
never
two or three times a week
three or four times a week
never
four times
a week
PAIRWORK
Student A is the reporter. Student B is Tina or Bill. Ask and answer questions. Then change roles.
A: How often do you exercise B: I exercise every day. A: And how often do you …
1e
How often do you …
How often do you …
2a
Rank these activities according to how often you think your classmates
do them (1=most often, 6=least often).
watch TV
go to the movies
play computer games
exercise or play sports
use the Internet
go camping in the country
根据你所知的你同学进行这些活动的频率排列这些活动。
答案多样！
1
2
3
4
5
6
2b
Read the passage quickly and find the answer to the questions below.
How many kinds of free time activities are mentioned in the passage
_______________________________
2. What is the best way to relax
__________________________________
Three.
The best way to relax is through exercise.
Read the passage carefully and complete the pie chart below.
______ %
every day
Exercise
______ %
3 or 4 times a week
Use of the Internet
______ %
every day
______ %
4-6 times a week
______ %
1-3 times
a week
______ %
no exercise
10
20
15
20
45
90
______ %
4-6 times a week
Watch TV
______ %
1-3 times a week
______ %
every day
85
13
2
2c
Read the article again and answer the questions.
1. How many percent of the students do not exercise at all
__________________________________
2. How many percent of the students use the Internet every day
__________________________________
Ninety percent students.
Twenty percent students.
3. How often do most students watch TV
_________________________________
What do they usually watch
_________________________________
4. What does the writer think is the best way to relax
_______________________________
Why
__________________________________
Most students watch TV every day.
They usually watch sports, game shows.
It’s healthy for the mind and the body.
Exercising.
5. Do you think the students in No. 5 are healthy
_________________________________
Why or why not
_________________________________
_________________________________
_________________________________
No, I don’t think so.
Because most students use Internet or watch TV on their free time. They don’t like exercising. It’s unhealthy.
Read the article again and mark True (T) or False (F).
1. We found that twenty percent of our students exercise every day.
2. Ninety percent of the students use the Internet every day.
3. Most students use the Internet for homework.
4. Only twenty percent of the students watch TV two or three times a week.
5. Do exercise is healthy for the mind and the body.
F
T
F
F
T
2d
According to the article and the pie charts, write sentences with the percentages using, always, usually or sometimes .
1. 90%：__________________________
__________________________
2. 85%: __________________________
__________________________
3. 45%: ____________________________
___________________________
Eighty percent of the students always watch TV.
Ninety percent of the students always use the Internet.
Forty-five percent of the students usually exercise.
4. 10%: ____________________________
_____________________________
5. 13%: _____________________________
_____________________________
6. 2%: _____________________________
____________________________
Ten percent of the students sometimes use the Internet.
Thirteen percent of the students sometimes watch TV.
Two percent of the students sometimes watch TV.
百分数用基数+ percent表示 50％ fifty percent 百分之五十 3％ three percent 百分之三 0.12％ zero point one two percent 百分之零点一二
这里的percent前半部per表示“每一”，cent这一后半部分表示“百”，所以百分之几中percent不用复数形式。
百分比英语表示法
2e
Choose one of these free time activities or think of your own. Then ask your classmates how often they do this activity and make a pie chart. Show the pie chart to your class.
play computer
games
read books
go shopping
draw pictures
play sports
How often do you … Names of classmates
1-3 times a week
4-6 times a week
every day
2e
Choose one of these free time activities or think of your own. Then ask your classmates how often they do this activity and make a pie chart.
1-3 times a week.
How often do you play sports
Every day.
How often do you read books
How often do you… Numbers of classmates(总40)
1-3 times a week
4-6 times a week
every day
20
10
10
______ %
4-6 times a week
Play sports
______ %
1-3 times a week
______ %
every day
50
25
25
Exercises：
一、用括号内所给单词的适当形式填空。
1.Drinking milk every day is good for your （healthy）.
2.Tom exercises two or three （time） a week.
3.She was （surprise）to find her lost wallet.
4.It’s good （relax）by listening to music.
5.He likes sports,such as （swim）and basketball.
二、完成句子，每空一词。
1.垃圾食品对我们的健康没好处。
Junk food isn’t our .
2.我妈妈要我每天做锻炼。
My mother wants me every day.
3.虽然我很喜欢玩电脑游戏，但我很少上网。
I like playing computer games very much,I hardly
ever .
health
times
surprised
to relax
swimming
good for
health
to exercise
Although
go online
Homework:
1.完成1a-2e同步练习题。
2.完成教材2e任务，与自己的同伴进行调查练习，然后整理成一个报告，下一节课部分同学当堂作报告。
