Unit2SectionB3a-SelfCheck课件人教版八年级英语上册

Unit2

Howoftendoyouexercise?

SectionB3a-SelfCheck100%85%50%20%5%0Doyouremember?alwaysusuallyoftensometimeshardlyeverneverHowoften?在此录入上述图表的描述说明图表的描述说明。Lookatthefollowingchartandtrytodescribeitwithfrequencywords.dohomeworkreadwatchTVexerciseusetheInternetgoshoppingJack’safter-schoolactivitiesDoyouremember?everyday/alwaysusuallyoftensometimeshardlyevernever3a3aFillintheblanksin3awithadverbsoffrequency.(always,usually,often,sometimes,hardly,never)Janeisa16-year-oldhighschoolstudentintheUnitedStates.AmericanTeenagermagazineaskedheraboutherhabits.Janehasalotofgoodhabits.She

exercisesandshereadsbooks_________.Also,she__________drinksjuiceandshe__________staysuplate.However,shehassomebadhabits,too.She_______watchesTVformorethantwohoursaday,andshe_________eatshamburgers.Herparentsarenotveryhappybecauseshe__________helpswithhouseworkandshe______goestothedentistforteethcleaning.Shesayssheisafraid!everydayusuallyoftensometimeshardlyeverneverhardlyeveralways知识讲解1.WatchTVfor

over2hours.看两个多小时的电视。(1)for+一段时间，表示持续的一段时间。在汉语中不能体现，但是使用英语时需要注意。【翻译】我每天都写三个小时的作业。Ido

my

homework

forthreehourseveryday.(2)

over

+时间或数量，表示超过,多于=morethan【翻译】他有30多双鞋。Hehasover/morethan30pairsofshoes.2.Janeisa16-year-oldhighschoolstudentintheUnitedStates.Jane是美国的一名16岁的高中生。

基数词-year-old表示十六岁的，用作定语，year用单数，连字符不可省。【注意】a/an根据不同的数词做相应变化。e.g.aneight-year-oldboy一个八岁的男孩【翻译】十一岁的男孩麦克来自芝加哥。知识讲解3.However,shehassomebadhabits,too.然而，她也有一些坏习惯。

howeveradv.

然而，不过；表示转折。可放在句首、句中或句末，通常用逗号与句子其他成分隔开。Myfather,however,didnotagree.但是，我父亲不同意。【翻译】我们尽力做了，然而还是输了比赛。Wetriedhard.However,welostthegame.知识讲解【辨析】however与but①however

表示“然而”、“可是”时，是副词。位于句首时，后面要加逗号；位于句末时，前面要加逗号；位于句中时，前后都要加逗号。而且不能用于连接两个句子。e.g.Later,however,hechangedhismind.

可是他后来改变了主意。②but是连词，用于连接两个句子，通常不需要加逗号。

e.g.Hehasthreesonsbutnodaughters.

他有3

个儿子，但没有女儿。知识讲解4.Gotothedentist.

去看牙医。gotothedentist=gotoseethedentist

去看牙医类似的结构还有：gotothedoctor去看医生gotoamovie去看电影知识讲解5.Shesayssheisafraid！

她说她害怕!afraidadj.害怕的；担心的在句中做系动词的表语，不可单独使用。常用结构：①beafraidtodo不敢做某事

e.g.Heisafraidtocrossthestreetbyhimself.他不敢自己过马路。②beafraidofsth/doing害怕某物/做某事e.g.Mysonisafraidofdogs.我儿子害怕狗。知识讲解Completethechartwithyourowninformation.Inthelastcolumn,useexpressionslikealways,everyday,twiceaweekandnever.3bActivitiesHowoften?GoodhabitsBadhabitsWriteareportaboutyourgoodandbadhabits.Sayhowoftenyoudothings.Usethereportin3aasanexample._____________________________________________________________________________________________________________________________________________________________3cTakethehealthyquiz.1.Howoftendoyoueatbreakfast?a.Neverb.Afewminutesaweekc.Almosteveryday.2.Howoftendoyoueatfastfood?a.Neverb.Afewminutesaweekc.Almosteveryday3.Howoftendoyoueatvegetablesandfruit?a.Neverb.Afewminutesaweekc.Almosteveryday4.Howoftendoyouexercise?a.Afewminutesayearb.Afewminutesamonthc.Afewminutesaweek5.HowmanyhoursdoyouwatchTVeveryweek?a.Noneb.Onetofourc.Fiveormore6.Howmanyhoursdoyouusuallysleepatnight?a.Lessthansix.b.Sixorsevenc.EightormoreCountyourscore!1.a=0,b=1,c=2

2.a=2,b=1,c=03.a=0,b=1,c=2

4.a=0,b=1,c=25.a=2,b=1,c=0

6.a=0,b=1,c=24Youhavetolearnmoreabouthealthyhabits.Don'tworry—youcandoit!You'rereallyhealthy!Goodforyou—andyourhealth!Howmanypointsdoyouget?9-12points:4-8points:0-3points:You'resmartabouthealthmostofthetime.SelfCheck1.Completethechartwithactivitiesyoudoanddon’tdo.Whataboutyourmother/father?alwaysusuallyoftensometimeshardlyevernever

IMymotherorfather

SelfCheck2.Writefivesentencesusingtheinformationabove.alwaysusuallyoftensometimeshardlyevernever

IMymotherorfather

SelfCheck3.Fillintheblanksintheconversation.A:WhatdoTomandMike________doonweekends?B:Theysometimesgotothemuseum.A:_________dotheygototheshoppingcenter?B:______ever.Maybeabouttwiceamonth.A:_________dotheywatchTV?B:MikeneverwatchesTV,butTomwatchesTV______day.A:Oh,I’mjustlikeTom.I______watchTV,too.usuallyHowoftenHardlyHowofteneveryalways随堂练习单项选择1.－_________doyougoshoppingwithyourmother?－Sometimes.

A.

HowoftenB．HowmanyC．HowmuchDHowold2.Shehardlyever_________becausesheisafraid.A.gotothedentistB.wenttothedentistC.goingtothedentistD.goestothedentist3.－Howoften_________sheexercise?

－Twiceaweek.A.do

B.does

C.doing

D.did4.HewatchesTVforover4hourseveryday._________A.moreB.m