(共27张PPT)
人教八上英语同步精品课件
人教版八年级上册
Unit 2 How often do you exercise
Section B 2a-2e
人教版八上英语同步备课精品课件
精彩课堂
人教版八上英语同步备课精品课件
Teaching Objectives
To learn about the free time activities of the students from No. 5 High School.
To determine the frequency of different activities and make sentences using adverbs of frequency.
To learn new words: percent, through, however, almost, none, less, point.
Free talk
What activities do you usually do in your free time
How often do you do these activities
总结反思
Pre-reading
Rank these activities according to how often you think your classmates do them (1=most often, 6= least often).
2a
watch TV
go to the movies
play computer games
exercise or play sports
use the Internet
go camping in the country
1
2
3
4
5
6
Read the article quickly and find out the answers to the
questions below.
1. What is the article about
2. How many kinds of free time activities are mentioned in the article
3. What are they
It is about the students’ free time activities.
Three.
Exercise, use of the Internet and watching TV.
Para 1
While-reading
Read the article carefully and complete the pie charts below.
2b
______ %
every day
Exercise
______ %
4-6 times a week
______ %
1-3 times
a week
______ %
no exercise
20
15
20
45
Para 2
______ %
3 or 4 times a week
10
______ %
every day
90
Use the Internet
Para 3
______ %
4-6 times a week
______ %
1-3 times a week
______ %
every day
85
13
2
Watch TV
Para 4
Read Para. 5 and fill in the blanks.
_____ ____ _____ and ______ ______ ______ can help us relax, but the best way to relax is through _________. It is ______ for the mind and the body. Exercise such as playing sports is ____, and you can spend time with your ______ and ______ as you play together.
Using the Internet
watching game shows
exercise
healthy
fun
friends
family
1. What percent of the students do not exercise at all
__________________________________________
2. What percent of the students use the Internet every day __________________________________________
3. How often do most students watch TV What do
they usually watch
___________________________________________
___________________________________________
Read the article again and answer the questions.
2c
Ninety percent of the students.
Twenty percent of the students.
Most students watch TV every day. They usually watch game shows.
4. What does the writer think is the best way to relax Why
___________________________________________
___________________________________________
___________________________________________
5. Do you think the students in No. 5 are healthy
_________________________________________
Why or why not
_________________________________________
_________________________________________
_________________________________________
Exercise. Because it’s healthy for the mind and the body, and you can spend time with your
friends and family as you play together.
No, I don’t think so.
Because only fifteen percent of the students exercise every day, and twenty percent of the students at No.5 don’t exercise at all.
总结反思
1. 90%:________________________________
2. 85%:________________________________
3. 45%: ________________________________
4. 10%: ________________________________
5. 13%: ________________________________
6. 2% : ________________________________
According to the article and the pie charts, write sentences with the percentages using always, usually or sometimes.
2d
Ninety percent students always use the Internet.
Eighty-five percent of students always watch TV.
Ten percent of them sometimes use the Internet.
Thirteen percent of them sometimes watch TV.
Two percent of them sometimes watch TV.
Forty -five percent of them usually exercise.
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.
2e
play computer games
go shopping
draw pictures
play sports
read books
How often do you... Names of classmates
1-3 times a week
4-6 times a week
every day
Post-reading
[观察1] We found that only fifteen percent of our students exercise every day.
我们发现，我们的学生中只有百分之十五每天锻炼。
Eighty percent of the money is his.
80%的钱是他的。
[探究] percent 意为“百分之……”， 它________(有/没有)复数形式。若后面跟名词，percent 后需加介词________。当“数词＋percent＋of＋名词”作主语时，谓语动词的数要与of 后的名词的数保持一致。
没有
of
[观察2] We think the best way to relax is through exercise.
我们认为最好的放松方法是通过锻炼。
The River Thames flows through London.泰晤士河流经伦敦。
[探究] through作“__________”讲时，其后通常跟方法或手段；through作“________”讲时，其后通常跟city, town, window等。
以，凭借
穿过
[辨析] across, through与over
across 它的含义与 on 有关，表示在物体表面穿越，通常和road, street等搭配。
through 它的含义与 in 有关，表示从某个物体的内部“穿过”。
over 侧重指越过高的障碍物到另一边。
[观察3] He likes many subjects such as math and science.
他喜欢很多学科，例如数学和科学。
[探究] such as和for example都有“例如”之意。但________ 用来列举同类人或物中的几个例子，而____________用来列举同类人或物中的一个例子。
He likes many subjects, for example, math.
他喜欢很多学科，例如数学。
such as
for example
[观察4] His grandfather died three years ago.
他爷爷是三年前去世的。
[探究] die作________(及物/不及物)动词，是短暂性动词，不能和时间段搭配。
[拓展]
不及物
[注意] 若表示“死了多长时间”，要用表示状态的be dead。
The old man has been dead for three years.
＝The old man died three years ago.
那位老人去世三年了。
[观察5] Although many students like to watch sports, game shows are the most popular. 尽管许多学生喜欢观看体育节目，但游戏类节目是最受欢迎的。
[探究] although为连词，意为“尽管；虽然”，用来引导让步状语从句，同义词是though。although/though和but不能同时使用。
I didn't pass the exam, although/though I studied very hard.
＝I studied very hard, but I didn't pass the exam.
尽管我学习很努力，但我没有通过这次考试。
Exercise
根据汉语意思完成句子
1．他会说好几种语言，比如，英语和日语。
He can speak several languages ________ ________ English and Japanese.
2．在你离开房间之前，不要忘记关窗户。
Don't forget to close the window _______ ______ _______ the room.
such as
before you leave
3．我喜欢许多动物，比如，熊猫。
I like many animals, ________ ________， the panda.
4．他通过锻炼来保持健康。
He stays healthy ________ ________．
5．百分之三十的学生每周看一次电视。
________ _______ _______ the students watch TV once a week.
for example
through exercise
Thirty percent of
Summary
Free
time
activities
Paragraph 1
Paragraph 2
Paragraph 3
Paragraph 4
Paragraph 5
Introduction
Exercise
Go online
Watch television
Summary
Homework
Required:
To introduce the activities of the students from No. 5 High School and their frequency.
Optional:
To interview other students about their free time activities for a class survey.
谢谢
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