Unit2sectionAGrammarFocus3c课件人教版英语八年级上册

Unit2Howoftendoyouexercise?SectionGF-3C能掌握一般现在时的一般疑问句和特殊疑问句中助动词的变化规律。1能掌握频度副词always，usually，often，sometimes，hardlyever，never及频度词组onceaweek，twiceamonth等的用法。2FreetalkWhatdoyouusuallydoonweekends?Iusuallydo...Howoftendoyoudo...onweekends?Ialways/usually/often/sometimes...分组朗读并观察下列句子。Whatdoyouusuallydoonweekends?Ialwaysexercise.Whatdotheydoonweekends?Theyoftenhelpwithhousework.Whatdoesshedoonweekends?Shesometimesgoesshopping.Howoftendoyougotothemovies?Igotothemoviesmaybeonceamonth.HowoftendoeshewatchTV?HehardlyeverwatchesTV.Doyougoshopping?No,Inevergoshopping.1.一般现在时态的含义:一般现在时态表示

。

经常反复发生的动作,也可以表示主语具备的性格和能力2.一般现在时态的疑问句和否定句:①肯定句:TheyareoftenathomeonSunday.一般疑问句:

否定句:AretheyoftenathomeonSunday?

TheyarenotoftenathomeonSunday.

②肯定句:Theboygoesoutwithhisparentsatnight.一般疑问句:

theboy

outwithhisparentsatnight?

否定句:Theboy

outwithhisparentsatnight.

Doesdoesn'tgogo3.动词第三人称单数的变化规则:①一般情况下在词尾加s。如:play—

;think—

thinks

。

②以字母s,x,sh,ch,o结尾的动词通常在词尾加es。如:watch—

;brush—

。

③以辅音字母加y结尾的动词,把y变i再加es。study—

;carry—

。

playsstudiesbrusheswatchescarries知识拓展

Igotothemoviesmaybeonceamonth.我大概每月去看一次电影。gotothemovies意为“去看电影”,相当于gotothecinema。如:Shewenttothemovieswithherbestfriendyesterday.昨天她和她最好的朋友去看电影了。2.小组讨论howoften的用法。howoften意为“

”,用于对某一动作或事情发生的

进行提问。回答时用频度副词或短语(twiceaweek等)。当对这些表频率的词汇提问时,用howoften即可。频度副词一般位于

动词之前,

动词、助动词或情态动词之后。

3.完成课本3a和3b的任务。多久一次be实义频率知识拓展

Howoftendotheystayuplate?他们多久熬一次夜?stayup意为“熬夜”,常与late,long或allnight搭配使用。如:Itisbadforyoutostayuplate.熬夜对你不好。Youcan'tstayuplong.你不能熬夜太久。Howoftendoyou......?Remember:对频度副词的提问用howoften，意为多久dohouseworkgotothemoviesplaytennisIalways…Howoftendoyou......?Iusually\often…Remember:对频度副词的提问用howoften，意为多久exercisegoshoppingplaythepianoHowoftendoyou......?Isometimes…Remember:watchTVreadabookusetheInternet对频度副词的提问用howoften，意为多久Ihardlyever…Remember:playfootballgofishingHowoftendoyou......?对频度副词的提问用howoften，意为多久重点探究1.Howoften______heplaysoccer?2.______youdrinkmilk?3.Howoften______theystayuplate?4.______Sueeatahealthybreakfast?5.Howoften______youeatapples?6.______yourparentsplaysports?a.Yes.Sheusuallydoes.b.Hardlyever.Idon’tlikethem.c.Heplaysatleasttwiceaweek.d.No,theydon’t.They’retoobusy.e.Never.Theyalwaysgotobedearly.f.Yes,Ido.Everyday.doesDodoDoesdoDo3aCompletethequestionswith

do

or

does.Thenmatchthequestionsandanswers.Questions1.____________________________?(howoften/helpwithhousework)2.____________________________?(what/usually/do/weekends)3.____________________________?(howoften/bestfriend/exercise)4.____________________________?(what/usually/do/afterschool)Mypartner’sanswers____________________________________________________________________________________________________3bUsethewordsgiventowritequestions.Thenaskandanswerthemwithapartner.Howoftendoyou…NamesFrequencyReadEnglishbooks?LinYingtwiceaweek3cWhatcanyoudotoimproveyourEnglish?Addmorethingstothechart.ThenaskyourclassmatesthequestionsandfindthebestEnglishstudent.WhatcanyoudotoimproveyourEnglish?

readsomeEnglishbookswatchEnglishprogramGroupWorkInterviewHowoftendoyou…?readEnglishbookssingEnglishsongswatchEnglishprogramslistentoEnglishtapesjointheEnglishcornerchatwithforeignerA:HowoftendoyoureadtheEnglishbook?B:Ilikereading.IreadEnglishbooksabouttwiceaweek.

readEnglishbooks?

singEnglishsongs?writeEnglishletters?

seeEnglishmovies?

haveEnglishparties?

haveEnglishlectures?

Howoftendoyou…?

onceaweektwiceaweek

threetimesaweek1、丽莎经常在6：40起床。Lisa_________________at____________.2、杰克的房间总是干净整洁的。Jack'sroom_____________cleanand_______.3、安娜晚上从来不吃晚餐。Anna_____________________night.4、你通常什么时候锻炼身体？(翻译句子)__________________________________________5、他周末经常做什么？Whatdo