Unit 2 How often do you exercise? Section A (Grammar Focus-3c)课件(共31张PPT)

(共31张PPT)
英语（人教版）
八年级上册
English
Unit 2
How often do you exercise
Section A Grammar Focus-3c
总是
Let’s talk!
I always go shopping.
Hi, Homer!
What do you usually do on weekends
1
课堂导入
I usually help with housework.
Hi, Jena! What do you usually do on weekends
通常
We often watch TV.
Hi, children!
What do you usually do on weekends
经常
I sometimes read.
Hi, Liza!
What do you usually do on weekends
有时
I like sleeping. I hardly (ever) exercise.
Hi, Bart!
How often do you exercise
几乎不
I never go swimming, but I like running.
Hi, Coco!
How often do you go swimming
从不
—Once a week
—How often do you go to the movies / watch TV / ...
—Yes, I do. / No, I don’t.
—Do you...
once a week/ every day / twice a month/hardly ever / never / sometimes/…
How often do you …
brush my teeth
have breakfast
/lunch/dinner
Watch TV
play the guitar
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
2
课堂活动
频度副词(frequency adverb)
频度副词表示某一动作或状态出现的频率，即在一定时间内某一动作或状态重复出现的次数，常用来回答how often的提问。
I always exercise.
I go to the movies maybe once a month.
No, I never go shopping.
Grammar
100%
70%
50%
20%
5%
0%
总是，一直
通常
常常
有时
几乎不
从不
never
hardly
sometimes
often
usually
always
频度副词的种类
1.表示具体的频率、次数时，通常用once a week（一周一次），twice a month（一月两次），three times a year（一年三次）等。
I use the Internet twice a week.
Li Ming and his parents go to the park three or four times a month.
频度副词的种类
频度副词的位置
I’m always happy to see her.
实义动词之前
频度副词
be动词、助动词、情态动词之后
有时为了强调，频度副词也可位于句首。
She always goes to school by bus.
Sometimes he goes to work by bus.
I can never forget it.
对频度副词提问
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 often do you visit your grandparents
--- I visit them twice a month.
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
一般现在时
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.
情况 构成方法 例词
一般情况 加 -s clean-cleans; jump-jumps
以辅音字母+o结尾的词 加 -es go-goes; do-does
以s，sh，ch，x等结尾的词 加 -es watch-watches; wash-washes
以辅音字母+y结尾的词 变y为i再加es study-studies; fly-flies
不规则变化 have-has; be-is
三单形式构成
1. How often ______ he play soccer a. Yes. She usually does.
2. ______ you drink milk b. Hardly ever. I don’t like them.
3. How often ______ they stay up late c. He plays at least twice a week.
4. ______ Sue eat a healthy breakfast d. No, they don’t. They’re to busy.
5. How often ______ you eat apples e. Never. They always go to bed early.
6. ______ your parents play sports f. Yes, I do. Every day.
3a
Complete the questions with do or does. Then match the questions and answers.
does
Do
do
Does
do
Do
Questions My partner's answers
1. __________________________________ _________________________
(how often/help with housework)
2. __________________________________ _________________________
(what/usually/do/weekend)
3. __________________________________ __________________________
(how often/best friend/exercise)
4. __________________________________ __________________________
(what/usually/do/after school)
3b
Use the words given to write questions. Then ask and answer them with a partner.
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.
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
How often do you read English books, Lin Ying
I read English books about twice a week.
How often do you… Names Frequency
read English books Lin Ying twice a week
write to a pen pal
watch English movies
go to English club
Su Lei
Hu Tao
once a week
Hu Tao
Ma Li
twice a week
keep an English diary
every day
twice a month
1. I go to the movies maybe once a month.
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”。
maybe adv. 大概；或许；可能
Language points
2. He plays at least twice a week.
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.
at least 至少；不少于；起码
3
课堂小结
1. Review and recite the usage of simple present tense and frequency adverbs.
2. Make sentences with simple present tense and frequency adverbs
3. Preview the new words and phrases in Section B(1a-1e).
一、单选
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
4
课堂训练
3.Uncle Liang _______ eats out because his wife always makes delicious food for him.
A. seldom B. sometimes C. often
4.—How often does your sister surf the Internet
—About _______.
A. three time a day B. three times everyday
C. three time every day D. three times a day
A
D
1. I can't swim at all, so I ________ go to the river to swim.
2. Alan likes writing to me, but __________ he calls me up.
3. My uncle is very busy, so he ___________watches TV.
4. We ________ go to school on weekdays.
5. The teacher ________ looks for information on the Internet.
二、 选词填空
never
always, hardly ever, never, usually, sometimes
sometimes
hardly ever
always
usually
三、根据汉语完成句子
1. 托尼经常去看电影。
Tony ________ ________ to the movies.
2. 他几乎不帮忙做家务。
He _______ _______ _______ _______ _________.
3. 周日她通常做什么？
What _______ she ________ do on Sundays
4. 我们一年参观博物馆两次。
We visit the museum _______ _______ _______.
often
goes
hardly
ever
helps
with
housework
does
usually
twice
a
year
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