Unit 2 How often do you exercise? Section A Grammar 课件（共31张PPT，内嵌视频）2024-2025学年人教版八年级英语上册

(共31张PPT)
Unit 2
Section A Grammar
How often do you exercise
Learning Objectives
To master adverbs of frequency:
(always, usually, often, sometimes, hardly ever, never…)
To master the usage of “How often”
To realize the meaning of healthy habits and lifestyle.
Shark eyes
Say the daily activities as quickly as you can.
exercise/do sports
read books
go shopping
help with housework
watch TV
go to the movies
do homework
go fishing
go to the beach
use the Internet
Life is also full for Martha.Let’s watch a video about her day!
I ________get up at six o’clock.
I _______sleep late.
I ________have breakfast.
I _________walk to the shops.
I ______ ride my bicycle.
I _______ watch television.
I _____ clean the house in the morning.
Then I ____________ have a bath.
I ________ collect my children at 3:00 p.m.
Watch again and fill in the blanks.
always
never
usually
sometimes
usually
never
always
sometimes
always
Frequency words tell
us _________something takes place.
how often
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.
常用于一般现在时。
always hardly ever
usually sometimes
often never
Put them in order！
100%
0%
always
usually
often
hardly ever
sometimes
never
Let's learn!
Adverbs of Frequency 频度副词
I always go to school by bus.
I usually help my mom with breakfast.
I generally get up at six. （一般地）
I seldom eat breakfast. （很少）
1. 频度副词放在行为动词的前面
It's often exciting to watch other people play soccer.
She is sometimes very busy.
I will never forget my best friend.
What do students usually do after school
2. 频度副词放在be, 助动词，情态动词的后面
否定词
有时为了强调，频度副词也可位于句首。Sometimes he goes to work by bus.
位置
once a week
twice a week
three times a week
five times a week
every day
Can you match them
not..at all
hardly ever
often
对频率副词提问
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.
What do you usually do on weekends I always exercise
What do they do on weekends Then 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 watchTV He hardly ever watches TV.
Do you go shopping No, I never go shopping.
Adverbs of frequency
勾画出频率副词及短语。
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.
齐读左边的问句，划出助动词和主语。
一般现在时中什么时候用do或does
在一般现在时疑问句中，当主语为第二人称或第三人称复数时，则助动词用do.
当主语为第三人称单数时，则助动词用does.
Grammar Focus
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
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.
齐读右边的答句，划出动词。
Grammar Focus
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.
一般现在时
三单形式构成
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 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 背记 have-has; be-is
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
熬夜
Don’t stay up too late!
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
Try to go to bed early！
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.
3c
What can you do to improve(提升) 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
twice a week
every day
twice a month
write to a pen pal
watch English movies
go to English club
keep an English diary
Sample
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 pal twice a month. Hu Tao keeps an English diary every day. I think Hu Tao is the best English student.
Give a report like this:
Then give your own report in your group.
Report
Checklist:
I can use frequency
adverbs/phrases correctly.
I can use right tenses(时态).
I can talk loudly and
confidently.
Good
Great
Excellent
Summary
一般
现在时
肯定句中不同人称对应的动词变化
疑问句中人称主语与助动词的搭配
主语第一人称
主语第三人称
主语+动原......
主语+动词三单
主语第一人称
主语第三人称
（疑问词+)Do+主语+动原......
（疑问词+)Does+主语+动原......
频度副词
分类
位置
对频度副词提问
不表具体次数
表具体次数、频率
always (100%)>>almost always>usually>often>sometimes>
hardly ever(seldom)>never(0%)
once a week, twice a month, three times a year等
一般放在实义动词之前，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。
How often...
一、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
Exercise
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
二、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
No students do homework once or twice a week.
As for homework, most students do homework every day.
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。
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.
三、翻译句子。
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).
Homework