人教版八年级英语上册第二单元ppt课件SectionA.ppt

Unit 2 How often do you exercise?,maybe与may be,1.maybe 或许，可能，大概 Maybe you are right. 2.may be 可能是 It may be Toms bag. health与healthy1.health 名词， “健康” Vegetables are good for our health.2.healthy 形容词, “健康的” She has a healthy living habbit,ercent 百分之.1.常用于：基数词+percent 结构，50 percent2.后接名词时，需加of,Seventy percent of students like animals.Twenty percent of the water is covered with ice. althoughAlthough it rained,the boys still played outside. It rained,but the boys still played outside. althouth=though,不能和but同时使用,through 1.凭借 He got the job through his friends.2.穿过 He walked through the forest alone.across :从表面横穿 He walked across the road.such as. 例如.像.这样He has many hobbies,such as swimming and reading.,none 没有一个，毫无既可指人，也可指物，既可单独使用，也可与of连用-How many bird can you see?-None.None of us went to the park.no one 只能指人，不能和of连用-Who likes that place?-No one.,Section A,go to the movies,play football,What do you usually do on weekends?,read a book,watch TV,go shopping,swimming,Write,1. _ _2. _3. _4. _5. _,help with housework,read a book,exercise,watch TV,go shopping,Look at the picture. Make a list of the weekend activities.,1a,1. exercise 的用法 1）I exercise every day. 2）My father always does exercise. 3）We do morning exercises every day.4) I did my English exercises just now. #做动词，“锻炼” #做名词,“运动、锻炼”为不可数名词 take/do exercise做运动 #“习题、体操”是可数名词， do morning exercises 做早操 do eye exercises做眼保健操,频率副词,always意为 “总是”, 表示动作的重复或状态的延续。usually意为 “通常”, 表示很少有例外。often意为 “经常”, 表示动作的重复, 但不如usually那么频繁, 中间有间断。sometimes意为 “有时”, 表示动作偶尔发生。hardly意为 “几乎不”, 常和ever连用表示强调。never意为 “从未”。 I always go to the park on weekends.,100%,always,usually,often,sometimes,hardly ever, 80%,never,0%, 60%, 20%, 5%,提示：频率副词在句中的位置是：实义动词之前, be动词/助动词/情态动词之后。we sometimes see robots.They hardly ever watch TV.I am always at home.He can hardly speak English.,1.sometimes频度副词，“有的时候” Sometimes I get up at six.2.some times 几次，几倍I met him some times last month.The factory is some times larger than that one. 3.sometime 副词。表示某个不确切或不具体的时间，“某个时候”，I decide to go shopping with my sister sometime next week.4.some time 表示一些时间或“一段时间”，They will live in Beijing for some time.,sometimes,some times, sometime, some time,1. hardly只用作副词，其意思是“几乎不”，表示否定概念。 e.g. He can hardly speak English. 他不太会说英语。 hardly ever 几乎从不 e.g. Peter is hardly ever late. 彼得几乎不迟到。,Explanation,hard也用副词，意为“努力地、刻苦地”，“猛烈地” 。e.g. He works hard only before exams. 他只在考试前努力学习。,辨析,1. always _2. usually _3. often _4. sometimes _ 5. hardly ever _6. never _,Listening,exercise, read,watch TV,help with housework,go shopping,watch TV,1b,Listen and write the activities next to the correct frequency words.,go shopping,1,3,2,5,4,Listen again. Match the activities in 2a with how often Cheng Tao does them.,2b,How often do you do these activities? Fill in the chart and then make conversations.,2c,every day,four times a week,twice a week,every day,once a month,How often do you watch TV?,I watch TV every day.,Whats your favorite program?,Animal World.,How often do you watch it?,Twice a week.,How often是对频率（多久一次）进行提问How often do you take exercise?1. once a week 2. twice a week 3.three times a week 4.three or four times a week 5.once a month 6.twice a monthHow long. How far.How many times.,have to 必须，不得不，客观需要I have to get up early on school days.must 必须，主观认为You must go now.,1a. Match the words with the pictures.,1. junk food_ 3. fruit _ 5. sleep _2. milk _ 4. vegetables _ 6. coffee _,f,e,d,c,b,a,b,a,d,c,e,f,1c. Listen to the interview about eating habits. Circle your answer to each question.,1d. Listen again. Fill the blanks in the survey.,Question Tina Bill1. How often do you exercise? every day hardly ever2. How often do you eat fruit? every day never3. How many hours do you sleep every night? nine nine4. How often do you drink milk? every day never5. How often do you eat junk food? two or three times a week three or tourtimes a week 6. How often do you drink coffee? never four times a day,2C. Read the article again and answer the question.,1. How many students do not exercise at all?2. How many students use the Internet every day?3. How often do most students watch TV ? What do they usually watch?4. What does the writer think is the best way to relax? Why?5. Do you think the students at No. 5 are healthy? Why or why not?,20% students.90% students.Every day.Game shows.Exercise.Its healthy for the mind and the body. . .,2D. According to the article and the pie charts, write sentences with the percentages using always, usually or sometimes.,1. 90%: _2. 85%: _3. 45%: _4. 10%: _5. 13%: _ 6.2%_,Ninety percent of the students always use the Internet.Eighty five percent of the students usually watch TV .Forty-five percent if the students usually exercise .Ten percent of the students usually use the Internet.Thirteen percent of the students usually watch TV.Two percent of the students sometimes watch TV.,