频度副词教学文稿.ppt

《频度副词教学文稿.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit4GrammaradverbsoffrequencyPart1WarmupreaddriveacarPlaycomputergamessingDoyouoften…?定义:英语中always,usually,often,sometimes,rarely,never等，叫做频度副词。这类词用来表示某一动作发生的频率，或某一状态出现的频率，即在一定的时间内动作重复发生或状态重复出现的次数.分类：模糊频度副词精确的频度副词alwaysusuallyoftensometimesrarelynever100%总是80%通

2、常60%经常40%有时20%很少，几乎不0从不模糊频度副词general这些词都是表示事情发生频率的副词，也是不准确地说某事在一段时间内发生的次数。AdverbsoffrequencyneverrarelysometimesoftenusuallyalwaysPlaybasketballPlaybadmintonskatedanceswimPlayfootballSomestudents:alwayssurftheInternet.usuallyplaycomputergames.oftensleeplate.som

3、etimeswatchTV.hardlytakeabath.neverdohomeworkbythemselves.精确的频率副词:specific以下这些频率副词可以准确地表达事情发生的频率。一次once两次twice三次threetimes注意：在记忆时，我们只要记住once（一次）和twice（二次）就可以了。其他发生次数只要用“数字＋times”来表达就可以了。e.g.Idrinkmilkandeatvegetableseveryday.Iexerciseonceaweek.IeatKFCtwiceamon

4、th.everyday每天onceaweek一周一次twiceamonth一个月两次fourtimesayear一年四次oncetwoweeks两周一次Sixdaysaweek一周六天我每天喝牛奶，吃疏菜。我每周锻炼一次。我一个月吃两次肯德基。频度副词在句中的位置：在行为动词之前句子末尾模糊频率副词：精确的频率副词:思考：与be动词的位置对划线部分提问：Heplaysfootballeveryday.Howoftendoesheplaythefootball?Once/twice/threetimes/sixdaysaw

5、eek如何回答：如何提问？Activity1:pairworkHowoftendoyougotokaraoke?Irarelygotokaraoke.(rarely,sometimes,never,always,often)PlaythepianoGoshoppingdancerideabikeMary的一周活动表Activity2:groupworkMondayTuesdayWednesdayThursdayFridaySaturdaySundaydancemusicdancebasketballmusicdanced

6、ancefilmdancemusicdancefilmcomputermusicmusiccomputercomputerfilmdancemusicfilm观察Mary的一周活动表，用适当的频率副词填空：1.Mary_______dances.2.Mary_______listenstomusic.3.Mary_______goesfishing.4.Mary_______playsbasketball.5.Mary_______playscomputer.6.Mary_______watchesafilm.alway

7、susuallyneverrarelysometimesoftenActivity3:individualworkTick(√)theanswers.ActivityHowoftengetupearlyHavebreakfastListencarefullyinclassdomyhomeworkatschoolseeamoviehelpteachersalwaysusually√oftensome-timesrarelyneverActivity4:individualworkTalkaboutyourwholedayu

8、singtheadverbswe’velearned.Well,inthemorning,Iusuallygetupaboutsevena.m.Ineedanalarmclockofcourse!Inevergetupimmediately.Ilieinbedfortenminutes，thinkingaboutwh