冀教版八年級英語下冊 （The Internet-Good or Bad）The Internet Connects Us 教學(xué)課件

TheInternet-GoodorBad?Unit4TheInternetConnectsUs

Thinkaboutit!WhatdoyoudoontheInternet?DoestheInternetmakelifesimple?Wheredothesestudentslive?TheyliveinAfrica.WiththeInternet,wecouldmeettheminseconds.What’sthis?It’stheSouthPole.It’sfarawayfromus.ButtheInternetcaneventakeusthere.Advantages(優(yōu)點(diǎn)優(yōu)勢）InmanywaystheInternetmakesourlifeeasyandsimple.Let’sDoItNo.2Listentothedialogueandtickthecorrectanswer.WhydoseLiMingsaystheyshouldusetheInternetproperlyandcarefully?WhyaresomeparentsworriedabouttheirchildrenusingtheInternet?Every____hastwosides.Everythinghastwosides(_________or____________),soistheInternet.coinadvantagesdisadvantagesSpendingtoomuchtimeonlineisharmful

topeople’shealth.Disadvantages:Disadvantages:ItmaycausepeopletobelesssocialwithfamilyandfriendsDisadvantages:Asidefrom(除此以外)that,Somepeopleattacktheweborstealothers’

personalinformation,evenbankinginformation.SowemustusetheInternetproperly.Readthelessonandfindouttopicsentencesofeachparagraph.1.

TheInternethasadventagesanddisadvantages.2.Someoftheadvatagesaretrulywonderful.3.Someof

thedisadvantagescanbecomerealproblemsifwedon’ttakecare.4.TheInternetcanbeausefultool,butdon'tletittakeupallofyourtime.FindoutthemainideaofthewholepassageTheInternethasadventagesanddisadvantages.NewWordsadvantagedisadvantagesimplecoincausen.優(yōu)勢；有利條件n.缺點(diǎn)；不利因素adj.簡單的；簡明的n.

硬幣v.造成；引起[?d'vɑ?nt?d?][d?s?d'vɑ?nt?d?]

['s?mp(?)l]

[k??n]

[k??z]NewWordsasideattackwebstealbankingproperlyadv.除…之外；在旁邊v.襲擊；損害n.網(wǎng)絡(luò)；網(wǎng)v.偷盜；竊取n.銀行業(yè)adv.正確地

[?'sa?d]

[?'t?k]

[web]

[sti?l]

['b??k??]['pr?p(?)l?]Whatisit?coinsteal-stole-stolenWhichwordcanyouthinkof?Doyouknowthisword?/?'t?k/attackDoyouknowthisword?/‘pr?p?l?/

properlyWhichwordhasthemeaningof…?easytounderstandordo

simpleLet’sDoItNo.1ReadthelessonandfillinthetableReadthelessonandfillinthetable.GoodthingsabouttheInternetBadthingsabouttheInternet1.Itmakeslifeeasierandsimpler.2.Ithelpsusgetthingsdonemorequickly.3.Itopensuptheworldtous.4.Itiseasytostayintouchwithfriends.1.Spendingtoomuchtimeonlineisharmfultopeople’shealth.2.Itcausesthemtobelesssocialwithfamilyandfriends.3.Somepeopleattacktheweborstealothers’personalinformation.Languagepoints1.Peopleareabletoconnectandshareinformationinseconds.

幾秒鐘之內(nèi)，人們就能夠相互聯(lián)系并分享信息。1)beabletodosth.意為“能,能夠”情態(tài)動詞can也表示“能,會”例如：Canyoucometomorrow?/Willyoubeabletocometomorrow?明天你能來嗎？2)inseconds

短時間內(nèi)；幾秒鐘之內(nèi)，例如:

Ifyoupressakey,itwillstartinseconds.你只要觸摸按鍵，它就會在幾秒內(nèi)啟動。2.Ithelpsusgetthingsdonemorequickly.它能使我們把事情做得更快。getsth.done“完成，做完某事”，此外，get/havesth.done還有“讓某人做某事”的意思。Igotmyhomeworkfinished.我做完了作業(yè)。Iwillget/havemyhaircut.我要去剪發(fā)。3.Andifafriendlivesfaraway,theInternetmakesiteasytostayintouch.如果朋友住得很遠(yuǎn)，互聯(lián)網(wǎng)使相互聯(lián)系變得容易。1)“make+it+adj.+todo”意為“使做某事變得……”。TheteachertriedtomakeitinterestingtolearnEnglish.老師盡力使英語學(xué)起來有趣。4.Spendingtoomuchtimeonline

isharmfulto

people’shealth.在網(wǎng)上花太多的時間對人們的健康有害。beharmfulto

對……有害處Smokingisharmfultoyourhealth.吸煙對你的身體有害。Fruitjuiceisharmfultochildren’steeth.果汁對兒童的牙齒有害。5.Itmayevencausethemtobelesssocialwithfamilyandfriends.它甚至?xí)?dǎo)致他們與家人和朋友較少來往。cause意為“造成，使(發(fā)生)”，例如：Smokingcancauselungcancer.吸煙可引發(fā)肺癌。Thecoldwatercausedtheplanttodie.冷水導(dǎo)致了植物的死亡。Whatcausedhertocry?是什么使她哭了?6.Asidefromthat,somepeopleattacktheweb…除那之外，一些人還攻擊網(wǎng)站……asidefrom除……以外

Asidefrombeinggoodexercise,swimmingisaveryusefulskill.

除了是有益的鍛煉外，游泳還是一種很有用的技能。

AsidefromEnglish,theyalsolearnedChinese,physicsmathandtechnology.除了英語，他們還學(xué)到漢語，物理和技術(shù)。7.TheInternetcanbeausefultool,butdon’tletittakeupallofyourtime.互聯(lián)網(wǎng)可能是一種有用的工具，但不要讓它占據(jù)你所有的時間。takeup

占用（時間）；占據(jù)（空間）Thetabletakesuptoomuchroom.這張桌子太占地方。Doingthisthingwilltakeupyourmuchtime.做這件事會占用你大量的時間了。TimeforReflectioninsecondsfarawayasidefromtakeupEverycoinhastwosides.在數(shù)秒內(nèi)遙遠(yuǎn)的；遠(yuǎn)離除……之外占據(jù)任何事物都有兩面性Fillintheblankswithcorrectwords.1.Theproblemisas_______(簡單的)aswefirstthought.2.Mygrandmotherlives____________(遙遠(yuǎn)的)fromme.SoIseldomvisithim.3.Itiseasyandquickto____________(保持聯(lián)系)withourclassmatesonline.simplefarawaystayintouch

insecondslittletakeupbeharmfultoasidefrom1.Asweallknow,smoking____________ourhealth.2.Ihave_____moneythanyou,soIcannotlendyouany.3.Don’tletInternet_______toomuchtime.4.Peoplecanshareinformation__________

ontheInternet.It'sveryquickandconvenient.

5.__________Jack,Idon’tknowanybodyhere.用所給詞的適當(dāng)形式填空isharmfultoless

insecondstakeupAsidefromTheInternet—GoodorBad？Unit4

TheInternetConnectsUs

單詞闖關(guān)1.優(yōu)勢；有利條件；有利因素________→_________(反義詞)2.簡單的；簡明的________→________(近義詞)3.硬幣________4.造成；引起________5.更少的(地)；更小的(地)→________→________(原級)simple easyadvantagedisadvantage

coin

Lesson23

TheInternet—GoodorBad？cause

課前自主預(yù)習(xí)Lesslittle單詞闖關(guān)6.aside_______________7.attack________8.web________9.偷盜；竊取________→________(過去式)10.banking________11.properly________→________(adj.)襲擊；損害除……之外；在旁邊網(wǎng)絡(luò)；網(wǎng)steal stole銀行業(yè)正確地

properLesson23

TheInternet—GoodorBad？短語互譯1.inseconds____________2.faraway____________3.asidefrom____________4.openup____________5.能夠____________6.占用___________7.保持聯(lián)系____________8.擔(dān)心……____________在很短的時間內(nèi)遙遠(yuǎn)除此之外

打開beabletotakeupstayintouch

beworriedaboutLesson23

TheInternet—GoodorBad？句型在線1.在許多方面，它(互聯(lián)網(wǎng))使生活變得更容易、更簡單。_______many________it________life________and_______.

2.它(互聯(lián)網(wǎng))幫助我們更迅速地做事。Ithelpsus________thingsdone________________.3.花費(fèi)太多的時間上網(wǎng)對人們的健康有害。________________________timeonline________harmfultopeople'shealth.In ways makes easier simplerget morequicklySpendingtoo much is

Lesson23

TheInternet—GoodorBad？句型在線4.這甚至可能會導(dǎo)致他們與家人和朋友的交往更少。Itmay________________themtobe____________________familyandfriends.even cause less socialwith

Lesson23

TheInternet—GoodorBad？

詞匯點(diǎn)睛

課堂互動探究●1

causev.造成；引起[觀察]

Itmayevencausethemtobelesssocialwithfamilyandfriends.這甚至可能會導(dǎo)致他們與家人和朋友的交往更少。Pouringdirtywaterintothelakewillcausepollution.把臟水倒進(jìn)湖里會造成污染。Lesson23

TheInternet—GoodorBad？

[探究]

cause作動詞，意為“造成；引起”，后接________詞或代詞作賓語。常用結(jié)構(gòu)為causesth.，意為“造成/引起某事”；也可接雙賓語，即causesb.sth.＝causesth.forsb.，意為“給某人造成某事”。名Lesson23

TheInternet—GoodorBad？活學(xué)活用

1．根據(jù)漢語意思完成句子(1)我怕給他們帶來麻煩。I'mafraidof________themtrouble.(2)他們知道什么引起的這場火災(zāi)嗎？Dotheyknowwhat________________________？causingcaused thefireLesson23

TheInternet—GoodorBad？●2

lessadj.&adv.更少的(地)；更小的(地)

n.較少量；較小的部分[觀察]You'dbettereatlessfoodandtakemoreexercise.你最好少吃多鍛煉。Wehavelesstoworryaboutnow.現(xiàn)在我們要擔(dān)憂的事少一些了。詞匯點(diǎn)睛

[探究]less作形容詞時，是形容詞little的比較級，修飾_______(可數(shù)/不可數(shù))名詞。less作副詞時，用于修飾動詞。其反義詞是more。不可數(shù)Lesson23

TheInternet—GoodorBad？[拓展](1)與less相關(guān)的短語：nolessthan不少于moreorless或多或少(2)few與little為同義詞，few修飾可數(shù)名詞復(fù)數(shù)，其比較級及最高級形式分別為fewer和fewest。few的比較級及最高級形式的反義詞分別是more和most。Lesson23

TheInternet—GoodorBad？活學(xué)活用

2．根據(jù)漢語意思完成句子(1)污染比以前少了。There's________________thanbefore.(2)我的書比你的少。Ihave________________thanyou.less pollutionfewerbooksLesson23

TheInternet—GoodorBad？●1

Peopleareabletoconnectandshareinformationinseconds.人們可以在很短的時間內(nèi)聯(lián)系并分享信息。[探究]

(1)beableto意為“能，能夠”，強(qiáng)調(diào)通過努力而獲得某種能力，________(能/不能)用于多種時態(tài)。例如：Theboywasabletospeakatage1.這個男孩一歲時就會說話。(2)inseconds意為“在很短的時間內(nèi)”，second此處用作名詞，意為“片刻”。例如：句型透視能Lesson23

TheInternet—GoodorBad？[探究]

Youwillreceivemye-mailinseconds.你很快就能收到我的電子郵件