Unit 2 How often do you exercise? SectionA Grammar Focus-3c课件2022-2023学年人教版英语八年级上册(共31张PPT)

(共31张PPT)
Unit 2
How often do you exercise
Section A (Grammar focus-3c)
Learning aims:
Useful expressions: at least, stay up, how often
2. Sentences：
① —What do you usually do on weekends
—I always/sometimes/...
② —How often... —I ... once a month/...
③ —Do you… —Yes, I do./No, I don't.
——We go shopping once a week.
—— How often do you go shopping
Warming-up:
一周一次
——What do you usually do on weekends
——I always exercise.
——How often do you exercise
——I exercise twice a week.
总是
一周两次
——What do you usually do on weekends
——I often use the Internet.
—— How often do you use the Internet
—— I use the Internet four times a week.
经常
一周4次
How often does he/she do...
exercise
brush your teeth
read English books
use the Internet
go to the movies
eat junk food
every day
twice a day
once a month
once a week
twice a week
three times a week
Q: How often
does he\she
do they
Grammar Focus
________you___on weekends I _______________.
(总是锻炼)
________they ___on weekends They _____(经常) help____ housework.
___________she___on weekends She_____________ shopping.
她有时去购物。
_____________you go to the movies I go to the movies maybe
______________.(一月一次)
____________ he watch TV He___________________.
他几乎不看电视
___ you go shopping No, I_____ go shopping.
What do do
often
with
always exercise
What do do
What does do
sometimes goes
How often do
once a month
How often does
hardly ever watches TV
Do
never
1. 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。
Grammar
多久一次
对频率提问
频率
频率
一般现在时态
always
usually
often
sometimes
hardly (ever)
seldom
never
从不，从未
很少，几乎不
有时
经常，常常
通常，一般
总是
100%
0%
review
1. I sometimes go to school by bus.
2. I will go to America sometime this year.
3. I have been to the Great Wall for some times .
4.The doctor is busy now, please wait for some time.
专练
口诀：
分开“一段时间”（some time）
相聚“某个时候”（sometime）
分开s是“倍；次”（some times）
相聚s是“有时”（sometimes）
还有一些短语也可以表示频率， 如：
once a week, twice a day, four times a week, two or three times a year, （单位时间内的频率）
every other day 每隔一天等。
翻译：你多久去游泳一次？一个星期三次。
_____ _____ do you ___ __________
_____ _____ __ ______.
How often
go swimming
Three times a week.
2. 在一般现在时的一般疑问句中，当主语为第三人称单数或复数时，需要句子前加助动词Does或Do 。
e.g. 他们通常在周未锻炼吗？
___ they often _______ on weekends
她一周上网二次吗？
____ she ____ the Internet twice a week
Do exercise
Does use
3.sometimes adv. “有时” =at times
sometimes 频度副词，“有时”，用于一般现在时。
sometime 副词，“在某时”，表某个不确切的时间.
常用于过去时或将来时。
some times 名词短语，“几倍，几次”
some time 名词短语，“一段时间”
辨析：sometimes, sometime,
some times , some time
e.g.1.Sometimes it takes some time to do the research.
有时做这项研究要花费一段时间。
2.My brother lost his pen some times , but he always
found it sometime.
我弟弟几次丢了笔，但是他总能在某个时候找到它。
翻译句子。
1. 有钱人未必总是幸福的。
The rich are not ___________ happy.
2. 他通常7点钟去学校。
He __________ goes to school at seven o’clock.
3. 他上学经常迟到。
He is _________ late for school.
4. 这些天我几乎不出门。
I __________________ go out these days.
5. 我父母从不吵架。
My parents ________ quarrel with each other.
6. 天气忽冷忽热。
It is _______________ cold and _______________ hot.
always
usually
often
hardly ever
never
sometimes sometimes
3a Complete the questions with do or does. Then match the questions and answers.
1.How often 　　　he play soccer？
2.　　　you drink milk？
3.How often 　　　they stay up late？
4.　　 　Sue eat a healthy breakfast？
5.How often 　　　you eat apples？
6.　　　your parents play sports？
does
Do
do
Does
do
Do
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.
熬夜
做运动
上床睡觉
至少
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.
答案：1. c 2. f 3. e 4. a 5. b 6. d
Practice
Questions:
__________________________________
(how often/ help with housework)
2. _________________________________
(what/ usually / do/ weekends)
How often do you help with housework
What do you usually do on weekends
Use the words given to write questions. Then ask and answer them with a partner.
3b
3. ___________________________________
(how often / best friend /exercise)
4. ________________________________
(what/ usually /do /after school )
How often does your best friend exercise
What do you usually do after school
How often do you help with housework
I…
What do you usually do on weekends
I …
Ask and answer.
How often does your best friend, Alice exercise
She ...
What does your cousin, … do after school
He ...
Group work
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.
3c
How often do you… Names Frequency
read English books Lin Ying twice a week
read English books
sing English songs
watch English movies
go to an English club
read English newspapers
...
A: How often do you …
B: Once a week／Every day/Twice a month
/Hardly ever/Never/Sometimes/…
C:Once a week ...
How often do you… Names Frequency
(频度）
read English books Lin Ying twice a week
sing English songs
Su Lei
Hu Tao
once a week
Hu Tao
Ma Li
twice a week
once a day
=every day
twice a month
go to an English club
watch the English movies
read English newspapers
In our group, Lin Ying reads English books twice a week. Hu Tao goes to English Club twice a week. Su Lei watches English movies once a week. Ma Li writes to a pen friend twice a month. Hu Tao keeps an English diary every day. I think Hu Tao is the best English student.
Report
Summary
1.how often“多久一次”
答语：（1）频度副词（2）次数+一段时间
（3）every+名词单数
2.
3. at least “至少；不少于；起码” 。
反义短语：at most 至多
maybe 副词，常位于句首，”大概；可能”
may be “情态动词+动词原形”结构， “可能是”。
二、根据汉语提示完成句子
1. People ________ (大概、或许) live on the moon.
2. Tom, you need to sleep ___ _____(最少) eight hours every day.
3. She goes to the movies _______ (一次) a month.
4. The __________(互联网) not only opens a door for local people to reach the rest of the world, but also provides (提供) them with hope for the future.
5. The box is ________(充满的) of apples.
maybe
at least
once
Internet
full
三、句型转换。
I usually go shopping on weekends. (变为一般疑问句)
____ you usually ___ shopping on weekends
2. She often helps with housework at home. (同上)
_____ she often ______ with housework at home
Do go
Does help
3. They visit their grandparents once a month. (提问)
____ _____ ___ they visit their grandparents
4. She always watch TV after dinner. (提问)
____ _____ _____ she ______ TV after dinner
How often do
How often does watch
Maybe your mother is in the kitchen. (改为同义句)
Your mother ____ ___ in the kitchen.
may be
Homework
1. Make sentences with simple present tense and frequency adverbs, no less than five.
2. Preview the new words and phrases in Section B(1a-1e).