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1、2020-2021,学年,【,暑假巩固提升,复习,+,预习,】09,八年级上,Unit 2 How often do you exercise,？,Section A,精讲课件,Look at the picutre.Make a list of the weekend activities.,1a,1._,2.,_,3.,_,4.,_,5.,_,help with,housework,watch TV,exercise,read(a book),go shopping,n.,家务劳动；家务事,帮助。,help with,后面常跟名词或代词作宾语。,a,b,c,d,e,1.sometimes,
2、Language points,sometimes,adv.,有时,I like rice,but sometimes I think noodles are very delicious,too.,sometimes,频度副词,意为,“,有时；间或,”,，相当于,at times,。可位于句首、句中和句末，对其提问要用,how often,。,some times,名词短语,意为,“,几次；几回,“,，其中,time,为可数名词，意为,“,次；回,”,。对其提问要用,how many times,。,Ive read the article some times.Its educationa
3、l.,2.hardly ever,Language points,hardly ever,几乎从不,hardly ever,表示频率，其表达的含义与,seldom,或,almost never,相近。,She,hardly ever,(=seldom)calls me.,She lives in Spain,so we,hardly ever,(=almost never)see her.,hardly,adv.,几乎不；几乎没有,hardly,作副词，相当于,almost no,almost not,。本身表示否定含义，不能再与否定词连用。,I hardly know you.,3.once
4、 a week,Language points,once a week,一周一次,once a week,是表示,频率,的短语，常用来回答,how often,的提问。其中,once,作副词，意为,“,一次,”,。,How often do you go shopping?,Once a week.,4.,twice,a week,Language points,twice adv.,两次；两倍,twice,作副词，在此处意为,“,两次,”,。,twice a month/year,意为,“,一月,/,年两次,”,，表示,频率,。,I play chess at least twice a w
5、eek.,Please think twice before you hand in your paper.,次数表达法,表示次数应注意，,time,后面加,-s,；,一次两次很特殊，,once,，,twice,要牢记。,5.use the,Internet,Language points,Internet n.(,国际,),互联网；因特网,Internet,相当于,the Net,，,其前常用定冠词,the,修饰,。常用短语：,surf the Internet,网上冲浪；,on the Internet,在网上。,My brother likes surfing the Internet
6、very much.,You can buy our goods on the Internet.,Jack:Hi,Claire,are you free next week?,Claire:Hmm.next week is quite full for me,Jack.,Jack:Really?How come?,Claire:I have dance and piano lessons.,Jack:What kind of dance are you learning?,Claire:Oh,swing dance.Its fun!I have class once a week,every
7、 Monday.,Jack:How often do you have piano lessons?,Claire:Twice a week,on Wednesday and Friday.,Jack:Well,how about Tuesday?,Claire:Oh,I have to play tennis with my friends.But do you want to come?,Jack:Sure!,adj.,忙的；满的；充满的,为什么呢？,/,怎么会呢？，用来询问事情的缘由或状况,怎么样？,adj.,空闲的,哪种类型的,?,6.Next week is quite,full,f
8、or me,Jack.,Language points,full adj.,忙的；满的；充满的,(1)full,作形容词，在此意为,“,忙的,”,，相当于,busy,，其反义词是,free“,空闲的,”,。,His life is too full to find time for hobbies.,The bottle is full of water.=The bottle is filled with water.,(2)full,作形容词，还可意为,“,满的；充满的,”,，反义词是,empty“,空的,”,。,be full of,与,be filled with,同义，意为,“,充满
9、,”,。,Summary,Expressions,hardly ever,swing dance,New words,housework,hardly,ever,once,twice,Internet,program,full,swing,frequency adverb,What do you do on weekends?,I usually/always/often.,Sentences,How often do you?,Twice a week/.,always(100%),usually,often,sometimes,hardly ever,never(0%),How come,
10、？,I have.,sometimes,free,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?,一般现在时,Gram
11、mar 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,
12、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,7.I go to the movies,maybe,once a month,Language points,maybe adv.,大概；或许；可能,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
13、为,“,可能是,”,。,Grammar Focus,8.He plays,at least,twice a week.,Language points,at least,至少；不少于；起码,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.,100%,70%,50%,20%,5%,0%,always,usually,often,sometimes,hardly,neve
14、r,总是，一直,通常,常常,有时,几乎不,从不,频度副词,（frequency adverb）,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,almos
15、t 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
16、 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.,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.
