人教版八年级英语上册 Unit 2 How often do you exercise?Section A (Grammar Focus -3c) 课件 (共39张PPT)

(共39张PPT)
Unit2
How often do you exercise
Section A (Grammar Focus-3c)
课前准备
1.英语课本；
2.黑、红笔，荧光笔；
3.笔记本；
4.便利贴若干张。
Be able to ask and answer activities and talk about how often people do them.
Be able to use the expressions such as “once a day” correctly and freely.
Learning aims:
Key words & phrases:
maybe, least, at least, stay up late, go to bed early, eat a healthy
breakfast, play sports.
Key sentences:
1. How often does he watch TV
2. What do they do on weekends
3. He plays at least twice a week.
To learn the usage of adverbs of frequency and review the present simple tense.
Lead in
Let’s talk about your weekends !
—What do you usually do on weekends
—I usually watch TV / go to the movies...
—How often do you go to the movies / watch TV / ...
—Once a week / Every day...
—Do you...
—Yes, I do. / No, I don’t.
brush your teeth (刷牙)
cut your hair (理发)
wash your clothes
take a shower
clean your room
visit your uncle/grandmother
A: How often do you …
B: once a week/ every day / twice a month
/hardly ever / never / sometimes/…
Let’s make conversations with partners !
What do you usually do on weekends I always exercise.
What do they do on weekends They often help with housework.
What does she do on weekends She sometimes goes shopping.
How often do you go to the movies I go to the movies maybe once a month.
How often does he watch TV He hardly ever watches TV.
Do you go shopping No, I never go shopping.
Grammar Focus
What do you usually do on weekends I always exercise.
What do they do on weekends They often help with housework.
What does she do on weekends She sometimes goes shopping.
How often do you go to the movies I go to the movies maybe once a month.
How often does he watch TV He hardly ever watches TV.
Do you go shopping No, I never go shopping.
Grammar Focus
复习一般现在时
当主语是第三人称单数时
疑问句中人称主语与助动词的搭配
一般疑问句： Do+主语+动词原形+其它？
特殊疑问句：特殊疑问词+一般疑问句.
一般疑问句：Does+主语+动词原形+其它
Does he often watch TV
What does he often do in the evening
当主语不是第三人称单数时
特殊疑问句：特殊疑问词+一般疑问句.
Do you play basketball
What do you do on weekends
当主语是第三人称单数时
肯定句中不同人称对应的动词变化
主语+动词原形+其它.
主语+动词第三人称单数形式+其它.
She sometimes plays soccer.
当主语不是第三人称单数时
I always go to the movies on Sunday evening.
1. 你通常在周未做什么？
______ ___ you ______ do on weekends
2. 我总是去运动。 I ______ _______.
3. 他们在周未做什么？
______ ___ they ___ on weekends
usually
What do
always exercise
What do
do
根据课本内容，完成下列句子。然后总结频度副词及how often 相关用法。
Let’s have a test
4. 他们经常帮助做家务。
They _____ ____ with housework.
5. 她在周未做什么？
What _____ she ___ on weekends
6. 她有时候去购物。
She _________ _____ ________.
often help
does
do
sometimes goes shopping
7. 你多久去看电影一次？
_____ _____ do you go to the ______
8. 我可能一个月去看一次。
I go to movies ______ _____ a ______.
How often
movies
maybe once month
9. 他多久看一次电视
____ ______ does he watch TV
10. 他几乎不看电视。
He ______ _____ watches TV.
hardly ever
How often
11. 你去购物吗？
___ ____ go shopping
12. 不，我从不去购物。
No, I _____ ____ shopping.
Do you
never go
The weather is usually hot in summer.
We usually play football after school.
He is often late for school.
She never stops talking. My parents are never late for work.
She always gets up at 6:30.
He sometimes watches TV.
I often go to the movies with my friends .
I hardly ever go out these days.
频度副词通常放在be,助动词,情态动词之后，实义动词之前 （实前助后）。
观察下列句子，总结频率副词在句子中的位置。
how often 意为 “__________”，是用于提问表示 ____ 的特殊疑问词组。其答语应为表示 _____ 的副词或副词词组。句子的时态一般是_____________，也可以是一般过去时。
多久一次
对频率副词及短语提问 使用 how often.
频率
频率
一般现在时态
how many times 也可以用来询问频率，但回答往往是once，twice及nine times等“基数词+times”等结构。
“次数”的表达方法
一次once， 两次twice，
三次或三次以上用基数词加上 times,
three times, five times, one hundred times.
表示“……几次”的表达方法是：
once a day / a week / a month / a year
twice a day / a week / a month / a year
three times a day / a week / …
这些表次数的词后与一段时间连用，表示动作多长时间发生几次，即动作的频率。
Complete the questions with do or does. Then match the questions and answers.
How often _____ he play soccer
_____ you drink milk
How often ____ they stay up late
_____ Sue eat a healthy breakfast
How often ____ you eat apples
____ your parents play sports
does
do
Do
Does
Do
do
3a
a. Yes. She usually does.
b. Hardly ever. I don’t like them.
c. He plays at least twice a week.
d. No, they don’ t. They’ re too busy.
e. Never. They always go to bed early.
f. Yes, I do. Every day.
至少；不少于；起码
答案：1. c 2. f 3. e 4. a 5. b 6. d
at least “至少，不少于；起码”，副词词组，指在数量或程度上。
Questions:
__________________________________
(how often / help with housework)
2. __________________________________
(what / usually / do / weekends)
3. ___________________________________
(how often / best friend / exercise)
4. ___________________________________
(what / usually / do / after school )
How often do you help with housework
What do you usually do on weekends
How often does your best friend exercise
What do you usually do after school
Use the words given to write questions.
Then ask and answer them with a partner.
3b
Ⅰ. 句型转换。
1. She goes to the movies three times a month.(对画线
部分提问)
____ _____ _____ she go to the movies
2. My mother wants me to play the guitar. (同义句转换)
My mother ______ _____ me to play the guitar.
How often does
would like
Exercises
3. We eat meat twice a week. (同义句)
We ________ meat two _________ a week.
4. I always exercise after school. (变成完全否定句)
I _________ exercise after school.
5. I practice the piano every day. (对划线部分提问)
______ ____ do you practice the piano
have
times
never
How often
Ⅱ. 汉译英。
1. 至于作业，大多数学生每天都做。
2. 没有学生一周做一次或两次作业。
As for homework, most students do homework every day.
No students do homework once or twice a week.
3. 他几乎从未逛过商店。
He hardly ever goes shopping.
4. 你多久锻炼一次？
How often do you exercise
5. 她通常9点钟上床睡觉。
She usually goes to bed at 9 o’clock.
My brother has a healthy living habit. He _____ stays up late, and he is an early bird.
usually B. hardly
C. often D. always
中考链接
健康的生活习惯
B
通常
经常
几乎不
总是
熬夜晚睡
—How often do youusually go to work
by subway
—________. I always take a bus, because
there is no subway in this city.
A. Sometimes B. Often
C. Never D. Seldom
C
有时
从不
经常
很少
多久一次
没有地铁
3a
Complete the questions with do or does. Then match the questions and answers.
How often _____ he play soccer
_____ you drink milk
How often ____ they stay up late
_____ Sue eat a healthy breakfast
How often ____ you eat apples
____ your parents play sports
does
do
Do
Does
Do
do
Presentation
a. Yes. She usually does.
b. Hardly ever. I don’t like them.
c. He plays at least twice a week.
d. No, they don’ t. They’ re too busy.
e. Never. They always go to bed early.
f. Yes, I do. Every day.
至少；不少于；起码
答案：1. c 2. f 3. e 4. a 5. b 6. d
3b
Use the words given to write questions. Then ask and answer them with a partner.
Questions My partner's answers
1. ____________________________________ ___________________________
(how often / help with housework)
2. ___________________________________ ___________________________
(what / usually / do / weekends)
3. ___________________________________ ___________________________
(how often / best friend / exercise)
4. ___________________________________ ___________________________
(what / usually / do / after school)
How often do you help with housework
Three times a week.
What do you usually do on weekends
How often does your best friend exercise
What do you usually do after school
I usually visit my grandparents.
He exercises almost every day.
I usually help with cooking.
Group Work
3c
What can you do to improve your English Add more things to the chart. Then ask your classmates the questions and find the best English student.
How often do you... Names Frequency
read English books Lin Ying twice a week
A: How often do you read English books
B: I read English books about twice a week.
How can you be a good English learner
read English books
sing English songs
watch English programs
listen to English tapes
go to the English corner (参加英语角)
chat with foreigners (与外国人聊天)
write English diaries...
How often do you… Names Frequency
read English books Lin Ying twice a week
Su Lei
Hu Tao
once a week
Hu Tao
Ma Li
three times a week
every day
twice a month
write to a pen pal
watch English movies
go to the English club
keep an English diary
Sample
Report
Give a report like this:
Lin Ying reads English books twice a week. Hu Tao goes to the English club three times a week. Su Lei watches English movies once a week. Ma Li writes to a pen pal twice a month. Hu Tao keeps an English diary every day. I think Hu Tao is the best English student.
Language points
1. I go to the movies maybe once a month.
maybe adv. 大概；或许；可能
Maybe she is a doctor. = She may be a doctor.
maybe 副词，常位于句首作状语，意为“大概;或许;可能”,相当于perhaps。
may be may是情态动词，may be为“情态动词+动词原形”结构，在句中作谓语，意为“可能是”。
2. He plays at least twice a week.
at least 至少；不少于；起码
Teenagers need to sleep at least 8 hours every day.
at least为固定短语，其反义短语是at most，意为“至多；不超过”。
You can borrow at most three books once.
Exercises
I. 句型转换
1. She goes to the movies three times a month.（对画线部分提问）
____ _____ _____ she go to the movies
2. My mother wants me to play the guitar. (同义句转换)
My mother______ _____ me to play the guitar.
How often does
would like
4.He usually goes to the movies on weekends.（改为一般疑问句）
3.Mike often goes to the library on Sundays.（对画线部分提问）
he usually to the movies on weekends
Mike often on Sundays
What does do
Does go
Ⅱ. 单项选择
1.—_______do you brush your teeth
—Twice or more a day.
A. How soon B. How far
C. How long D. How often
2.—I heard you made a new family rule “Put away your phone while at home.”
—Yes. We were _______ busy checking our mobile phones before, but now we enjoy communicating with our family.
A. always B. never C. seldom D. sometimes
D
A
Homework
1. Review and recite the usage of simple present tense and frequency adverbs.
2. Preview the new words and phrases in Section B(1a-1e).