Unit 2 How often do you exercise?,人教版 英语 八年级上册,Section A Grammar Focus-3c,Warming up Grammar focus Presentation Exercises Summary Homework,Learning goals,1.,Curriculum words:,maybe,least,5.,Sentences,：,What do you usually do on weekends?,I always/sometimes/.,How often.?,I.once a month/.,Do you?,Yes,I do./No,I dont.,2.,Useful expressions:,at least,stay up,how often,3.,Functions,：,谈论从事活动的频率,4.,Grammar,：,常见频度副词,单位时间内活动频度次数的表达法,Warming up,What do you usually do on weekends?,I usually watch TV/.,How often do you go to the movies/watch TV/.?,Once a week/.,Do you.?,Yes,I do./No,I dont.,Lets talk about your weekends.,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.,Mark the auxiliary verbs before the subjects in the left column,一般现在时,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?,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.,Mark the verbs in the right column,一般现在时,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.,Grammar Focus,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.I go to the movies,maybe,once a month(,教材,P11 Grammar Focus),Language points,maybe,adv.,大概；或许；可能,Point,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,”,Grammar Focus,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.,Circle,adverbs of frequency,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.,Find the expression of frequency per unit time,(,单位时间内频度,),频度副词,(,frequency adverb,),Grammar Focus,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.,频度副词的种类,Grammar Focus,不表示具体次数的频度副词（按频率从高到低排列）,always(100%),总数,almost always,几乎总是,usually,通常,often,经常,sometimes,有时,hardly ever(seldom),几乎从不（很少）,never(0%),从不,We,often,play basketball after school.,He is,never,late for class.,1,Grammar Focus,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,2,频度副词的位置,Grammar Focus,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.,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.,Find the questions and answers that ask about the frequency of the activity,对频度副词的提问,Grammar Focus,How often does he come here?,Once a week.,对频度副词进行提问常用,how often,表示“多久一次”。
1.How often _ he play soccer?a.Yes.She usually does.,2.,_,you drink milk?b.Hardly ever.I dont 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 dont.Theyre too 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,Presentat。