《八年级上册Unit2 第二课时（SectionA grammar focus-3c）》课件

SectionAGrammarFocus-3cUnit2Howoftendoyouexercise?八年级上册RJ初中英语1.Newwords:maybe,least2.Expression:atleast4.Grammar：常见频度副词

Learninggoals3.Sentences：①—Whatdoyouusuallydoonweekends?—Ialways/sometimes/...②—Howoftendoyou...? —I...onceamonth/...③—Doyou...?—Yes，Ioften/usually.../No,Inever...—Whatdoyouusuallydoonweekends? —IusuallywatchTV/...—Howoftendoyougotothemovies/watchTV/...? —Onceaweek/...—Doyou...?—Yes,Ido./No,Idon’t.Let’stalkaboutyourweekends.WarmingupWhatdoyouusuallydoonweekends?Ialwaysexercise.Whatdotheydoonweekends?Theyoftenhelpwithhousework.Whatdoesshedoonweekends?Shesometimesgoesshopping.Marktheauxiliaryverbsbeforethesubjectsintheleftcolumn.GrammarFocusHowoftendoyougotothemovies?Igotothemoviesmaybeonceamonth.HowoftendoeshewatchTV?HehardlyeverwatchesTV.Doyougoshopping?No,Inevergoshopping.当主语是第三人称单数时特殊疑问句：特殊疑问词+一般疑问句？Whatdoesheoftendointheevening?一般疑问句：Does+主语+动词原形+其它?DoesheoftenwatchTV?一般现在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？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？Doyouplaybasketball?Whatdoyoudoonweekends?Whatdoyouusuallydoonweekends?Ialwaysexercise.Whatdotheydoonweekends?Theyoftenhelpwithhousework.Whatdoesshedoonweekends?Shesometimesgoesshopping.Marktheverbsintherightcolumn.Howoftendoyougotothemovies?Igotothemoviesmaybeonceamonth.HowoftendoeshewatchTV?HehardlyeverwatchesTV.Doyougoshopping?No,Inevergoshopping.当主语是第三人称单数时主语+动词原形+其它。主语+动词第三人称单数形式+其它。Shesometimesplayssoccer.当主语不是第三人称单数时IalwaysgotothemoviesonSundayevenings.一般现在时肯定句中不同人称对应的动词变化情况构成方法例词一般情况加-sclean-cleans;jump-jumps以辅音字母+o结尾的词加-esgo-goes;do-does以s、sh、ch、x等结尾的词加-eswatch-watches;wash-washes以辅音字母+y结尾的词变y为i再加esstudy-studies;fly-flies不规则变化have-has;be-is三单形式构成1.Igotothemoviesmaybeonceamonth.(教材P11GrammarFocus)maybe作副词，意为“大概；或许；可能”Maybesheisadoctor.=Shemaybeadoctor.maybemaybe【易混辨析】maybe与maybeLangaugepointsmaybe是副词，常位于句首作状语，意为”大概;或许;可能”,相当于perhaps。may是情态动词，maybe为“情态动词+动词原形”结构，在句中作谓语，意为“可能是”。Whatdoyouusuallydoonweekends?Ialwaysexercise.Whatdotheydoonweekends?Theyoftenhelpwithhousework.Whatdoesshedoonweekends?Shesometimesgoesshopping.Circleadverbsoffrequency.Howoftendoyougotothemovies?Igotothemoviesmaybeonceamonth.HowoftendoeshewatchTV?HehardlyeverwatchesTV.Doyougoshopping?No,Inevergoshopping.Whatdoyouusuallydoonweekends?Ialwaysexercise.Whatdotheydoonweekends?Theyoftenhelpwithhousework.Whatdoesshedoonweekends?Shesometimesgoesshopping.Howoftendoyougotothemovies?Igotothemoviesmaybeonceamonth.HowoftendoeshewatchTV?HehardlyeverwatchesTV.Doyougoshopping?No,Inevergoshopping.Findtheexpressionoffrequencyperunittime(单位时间内频度).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howoften的提问。Ialwaysdoexercise.Igotothemoviesaboutonceamonth.Inevercry.频度副词(frequencyadverb)1.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almostalways几乎总是usually通常often经常sometimes有时hardlyever(seldom)几乎从不（很少）never(0%)从不>>>>>Weoftenplaybasketballafterschool.Heisneverlateforclass.频度副词的种类2.表示具体的频率时，通常用once

aweek（一周一次）、twiceamonth（一个月两次）、threetimesayear（一年三次）等。IusetheInternettwiceaweek.LiMingandhisparentsgototheparkthreeorfourtimesamonth.I’m

alwayshappytoseeher.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。Shealways

goestoschoolbybus.

Sometimes

hegoestoworkbybus.Ican

neverforgetit.频度副词的位置Whatdoyouusuallydoonweekends?Ialwaysexercise.Whatdotheydoonweekends?Theyoftenhelpwithhousework.Whatdoesshedoonweekends?Shesometimesgoesshopping.Howoftendoyougotothemovies?Igotothemoviesmaybeonceamonth.HowoftendoeshewatchTV?HehardlyeverwatchesTV.Doyougoshopping?No,Inevergoshopping.Findthequestionsandanswersthataskaboutthefrequencyoftheactivity.—Howoftendoeshecomehere?—Onceaweek.对频度副词进行提问常用howoften,表示“多久一次”。对频度副词的提问1.Howoften______heplaysoccer?a.Yes.Sheusuallydoes.2.______youdrinkmilk? b.Hardlyever.Idon’tlikethem.3.Howoften______theystayuplate? c.Heplaysatleasttwiceaweek.4.______Sueeatahealthybreakfast? d.No,theydon’t.They’retoobusy.5.Howoften______youeatapples? e.Never.Theyalwaysgotobedearly.6.______yourparentsplaysports? f.Yes,Ido.Everyday.3aCompletethequestionswithdoordoes.Thenmatchthequestionsandanswers.doesDodoDoesdoDo熬夜做运动上床睡觉2.Heplaysatleasttwiceaweek.(教材P113a)Teenagersneedtosleepatleast8hourseveryday.atleast为固定短语，意为“至少；不少于；起码”，反义短语是atmost，意为“至多；不超过”。Youcanborrowatmostthreebooksonce.Langaugepoints__________________________________?

(howoften/helpwithhousework)2.__________________________________?

(what/usually/do/weekend)3.__________________________________?

(howoften/bestfriend/exercise)4.__________________________________?(what/usually/do/afterschool)3bUsethewordsgiventowritequestions.Thenaskand

answerthemwithapartner.HowoftendoyouhelpwithhouseworkWhatdoyouusuallydoonweekendsHowoftendoesyourbestfriendexerciseWhatdoyouusuallydoafterschoolMypartner'sanswers1. _________________________2. _________________________3. __________________________4. __________________________Threetimesaweek.Iusuallyvisitmygrandparents.Heexercisesalmosteveryday.Iusuallyhelpwithcooking.WhatcanyoudotoimproveyourEnglish?watchEnglishprogramsonTVlistentoEnglishnewssingEnglishsongsreadEnglishbooks…Discussion3cWhatcanyoudotoimproveyourEnglish?Addmore

thingstothechart.Thenaskyourclassmatesthe

questionsandfindthebestEnglishstudent.Howoftendoyou...NamesFrequencyreadEnglishbooks?LinYingtwiceaweekA:HowoftendoyoureadEnglishbooks?B:IreadEnglishbooksabouttwiceaweek.一、单项选择1.(怀化中考)—

doyouusuallyexercise?—Iusuallyexerciseeverymorning.A.Howfar

B.HowlongC.Howoften2.(东营中考)Everyone

inourneighborhoodlovesmygrandmabecausesheis

kindtoothers.A.neverB.alwaysC.seldomD.sometimesCBExercises3.(温州中考)—Howoftendoyougotothecinema?—

.Ionlywatchmoviesathome.A.AlwaysB.UsuallyC.SometimesD.Never4.Sally'shomeisfarfromFunTimesPark.soshe

walksthere.A.seldomB.usuallyC.oftenD.alwaysDA5.—Howoftendoesyoursisterexercise?—About_______.A.threetimeaday B.threetimeseverydayC.threetimeeveryday D.threetimesadayD三、根据要求完成句子1.Gracedoesonlineshoppingfourtimesamonth.（对画线部分提问）

doesGracedoonlineshopping？2.MikeoftengoestothelibraryonSundays.（对画线部分提问）

Mikeoften

onSundays?How

oftenWhatdoes

do3.Heusuallygoestothemoviesonweekends.（改为一般疑问句）

heusually

tothemoviesonweekends?Doesgomaybe,leastKeywords①—Whatdoyouusuallydoonweekends?—Ialways/sometimes/...②—Howoftendoyou...?—I...onceamonth/...③—Doyou…?—Yes,Ido./No,Idon’t.Grammar常见频度副词的用法SentencesSummaryExpressionsatleast,twiceaday,gotothemovies,stayup,gotobed,afterschool

按要求完成句子，每空一词1.

Li

Lei

is

so

friendly

a

boy

that

everyone

likes

him.(同义句转换)Li

Lei

is

friendly

boy

everyone

likes

him.2.

He

was

very

tired.

He

couldn’t

go

any

longer.(合并为一句)He

was

tired

he

couldn’t

go

any

longer.such

a

that

so

that

3.

The

news

was

very

exciting

and

everyone

shouted

with

joy.(同义句转换)It

was

exciting

news

everyone

shouted

with

joy.such

that

一、用may

be和maybe填空1.

they

are

in

your

room.2.

They

in

your

room.Maybe

may

be

二、按要求完成句子，每空一词3.

Maybe

he

is

in

the

library.

(同义句转换)He

in

the

library.may

be

用括号中所给单词的适当形式填空1.

Eighty

percent

of

the

students

(like)

game

shows.2.

Sixty

percent