Unit2.知识点.ppt

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1、1.Exerciseexercisev.锻炼；exercisen.[U]运动;[C]练习如:Let’sdoourexercises.让我们做练习吧。Walkingisagoodexercise.散步是很好的运动。Languagepoints12.threetimesaweektime次数timeandtimeagain千万次的threeorfourtimesaweek一周三四次表示一周/月/年多少次,可以用...timesaweek/month/year，注意有两个词有单独的表示法，“一次”用“once”,“两次

2、”用“twice”。2sometimes与几个形似的词的区别a.sometime是副词,“在某个时候”,“某时”Willyoucomeagainsometimenextweek?Shewastheresometimelastyear.b.sometime是名词词组,意为“一段时间”，做时间状语用。Iwillstayhereforsometime.Heworkedonthetroubleforsometime.3c.sometimes是名词词组,意为“几次,几倍”。Imethimsometimesinthestre

3、etlastmonth.Thefactoryissometimeslargerthanthatone.4３.Howcome?为什么呢？这是英语中的一个口语，相当于汉语的“为什么”、“怎么会”等，既可以独立使用，也可在后接句子，来询问事情的缘由或状况。例如：Howcometheskyisbluetoday?今天天怎么会这么蓝？A：Ididn’teveneatlunchtoday.我今天甚至没吃午饭。B:Really?Howcome?是吗？怎么会呢？5练习：补全单词1.--Whatdoyouusuallydoonw_

4、________?--IoftenwatchTV.2.--Howoftendoessheshop?--O_____ort_____aweek.3.Grandpaisprettyhealthybecausehee_________everyday.4.AnimalWorldismyfavoriteTVp___________.eekendsncewicexercisesrogrammes65.Theweatherhereissocold,Icanh______standit.6.Thesetwopicturesha

5、veno__________(区别).7.________(虽然)Mr.Whiteisveryold,hegoestoworkeveryday.8.Doyouhavea________(健康)lifestyle?differenceshealthyAlthoughardly7总结：howoften“多久一次”询问动作的频率。答语：（1）every+名词单数everymorning/afternoon/evening/day/Sunday/weekend/week/month/term/year/…（2）次数+一段

6、时间onceaday/twiceaweek/onceortwiceayear/twoorthreetimes（3）频度副词always（100%）---usually（90%）---often=allthetime=attimes（60%）---sometimes（30%）---hardlyever（10-20%）---never（0%）=seldom81)always:adv.总是,一直Shealwayswearsareddressandwhiteshoes.2)usually:adv.通常,常常often:a

7、dv.常常Weusually/oftendohomeworkafterschool.Sheusually/oftenwatchesTVonweekends.频度副词93)sometimes:adv.有时SometimesIworkinthedayandsometimesatnight.4)hardlyever:几乎很少,几乎不Ihardlyeverwatchsoapoperas.5)never:adv.从不,决不Sheneverstopstalking.10频度副词100%alwaysalmostalwaysu

8、suallyoftensometimesoccasionallyseldomhardlyeveralmostnever0%never11其他表示频度的词everydayonceaweek/month/yeartwiceaweek/month/yearthreetimesaweek/month/yearfourtimesaweek/month/year12Who’stheb