冀教版八年级下册lesson23lesson24导学案

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1、Lesson23TheInternet—GoodorBad?Thbeabletodo....__________________inmanyways__________openup_______________stayintouchwith..._______________takecare_______在很短的时间内__________________遥远_______________占用______________除此之外__________________1.stayintouch意思是：___________.stayintouchwith

2、sb.相当于keepintouchwithsb.意思是和某人保持联系。eg:They________________(保持联系)witheachotherbysendinge-maillastyear.2.beableto强调在具体事件中有能力去做某事，‘经过努力而成功的做成某事’可用于各种时态。can指一般性的能力，‘有能力做某事’，没有将来时和完成时。eg：Finishyourhomeworkfirst,andthenyou'll______watchTVforanhour.A.canB.beabletoC.abletoD.could3.asi

3、defrom...除...之外，作‘除...之外（还）’时相当于besides;作‘除了...外（都）’讲时相当于except.eg：Aside_____beinginteresting,theInternetisalsoausefultool.A.inBonC.fromD.with4.Spendingtoomuchtimeonlineisharmfultopeople'shealth.意思是：________________________Spendingtoomuchtime是动名词做主语，谓语动词用单数形式.eg:_______toomuch

4、______badforyou.A.Eating;isB.EatingareC.Eat;areD.Eating;is5.steal动词，偷盗。过去式是______,过去分词是____Someone______(偷)mybikeyesterday.Mywallet____________(偷)yesterday.6.However,theInternethasadvantagesanddisadvantages.however意为“然而，但是”。一般情况下，however和but区别使用的。二者都意为“可是，但是”。（1）but是并列连词，连接两个并

5、列分句，两句在意义在构成了转折。(2)however不能直接连接两个分句，必须另起新句，并用逗号与后面的句子隔开。Itwasraininghard.__________,wewentouttolookfortheboy.Ireallydon'tlikecheese,____Iwilltryjustalittlethistime.注意：（1）however比but用的场合更正式，however用于书面语，而but常用于口语。（2）however后有“，”，而but没有。7.Ithelpsusgetthingsdonemorequickly.它帮助我们

6、使事情做得更快。getsb./sth.done意为“使某人被……/使某物处于……的状态”，done是被动的标志。I'mgoingtogetmyhomework_________tonight.(do)Iliketogetmyclothes________bymymother.(wash）8.Itmayevencausethemtobelesssocialwithfamilyandfriends.这甚至可能引起他们更少与家人和朋友交往。less的用法（1）less是little的比较级,意为“更少的，较少的”。Hespendslesstimeindo

7、ingexperiments.Shesayslessbutdoesmore.2)"less+形容词/副词“构成比较级，作”较不“，”更不“解。Itislesscoldthanitwasyesterday.HestudiesEnglishlesshardthanbefore.例：Dearstudents,pleasereadeverysentencecarefully.Themore____youare,the_________mistakesyou'llmake.A.carefully;fewerB.careful;lessC.careful;fe

8、wer9.Asidefromthat,somepeopleattacktheweborusetheInternettost