Unit6ElectricityeverywhereLesson4SpeakingLearningobjectives目錄頁(yè)標(biāo)題通過本課時(shí)學(xué)習(xí)，學(xué)生能夠：1.用已學(xué)的知識(shí)討論家庭用電隱患和如何安全用電。2.掌握劃分單詞音節(jié)的規(guī)則和技巧并完成相關(guān)練習(xí)。3.能夠理解安全用電的重要性，增強(qiáng)安全用電意識(shí)。

重點(diǎn)

重點(diǎn)LookandfindHowmanyelectricalappliancescanyousee?fantelevisionlampricecookercamerafridgeWatchandtalkWhatproblemshastheplugfoundinthehouse?PlugWatchandtalksomethingsonalampaheatertooclosetothecurtainsadrinknearTVahairdryernearasinkEasytocatchfireEasytogetanelectricshockProblemsinthehouseLookandtalkDon’tputanythingonalamp.Puttheheateratleastameterawayfromcurtains.Neverhavedrinksnearelectronics.Neverputahairdryernearawashbasin.Howcanweuseelectricitysafelyandwisely?LookandtalkNevertouchelectricalapplianceswithwethands.Howcanweuseelectricitysafelyandwisely?Makesureallcablesaresafetouse.Donotusebrokencables.LookandtalkDonotusebrokenelectricalappliances.Howcanweuseelectricitysafelyandwisely?Readtheinstructionscarefullybeforeyouuseanewelectricalappliance.Don’tputtoomanyplugsintoonepowerstrip.Powerisapowerfulfriend,butasilentthreat.Respectitsstrength,orriskitswrath.(電力是強(qiáng)大的朋友，亦是無聲的威脅。敬畏其力，方免其怒。)TalkinpairsTalkinpairsaboutproblemsinthehouseandsafetyrulesforusingdifferentelectricalappliances.S1:Weusedifferentelectricalappliancesinourhomeseveryday.Whatproblemsdoyoufindinyourhouse?S2:Ifindsomeproblems,suchas...S1:Howcanweusethemsafely?S2:Weneedtomakesurethatthecablesareconnectedcorrectlybeforeweturnonthedevice.Andwemustn’ttouchanyelectricalapplianceswithwethands.S1:That’sright!Also,wecannotuseanybrokencables....ReadandlearnSyllablesImproveyourpronounciationEnglishwordscanbedividedintosyllables.Asyllablemeansawordorpartofawordwhichcontainsasinglevowelsound.Allwordshaveoneormoresyllables.1syllable2syllables3syllables4syllables5syllablessafepow-ercom-pu-tersu-per-mar-kete-lec-tri-ci-tySyllables:有的單詞只包括一個(gè)音節(jié)，有的單詞包含兩個(gè)、三個(gè)或更多的音節(jié)，分別稱為單音節(jié)詞、雙音節(jié)詞和多音節(jié)詞。單詞音節(jié)劃分核心為元音，一個(gè)單詞中有多少個(gè)元音就有多少個(gè)音節(jié)。Lookandmatch/?w?nt?(r)//?siz?n//f?://?s?bd??kt//k?m?pju:t?(r)//??nt?rnet//?w?nt?(r)//?siz?n//f??//?s?bd??kt//k?m?pju:t?(r)//??nt?rnet/單音節(jié)雙音節(jié)多音節(jié)Readandlearn每個(gè)元音及其前后的輔音組合構(gòu)成一個(gè)音節(jié)。每個(gè)音節(jié)必須包含至少一個(gè)元音。Step3:形成音節(jié)從每個(gè)元音開始，開始查找與它相鄰的輔音。輔音通常位于元音之前或之后，用于劃分音節(jié)。除了元音字母之外的其他字母都是輔音字母。它們?cè)趩卧~中一般發(fā)輔音。Step2:找到輔音元音是音節(jié)的核心，需要在單詞中找出所有的元音?？梢韵日页鲈糇帜福╝,e,i,o,u）作為參考，因?yàn)檫@些字母在單詞中通常會(huì)發(fā)出元音。Step1:找到元音ma-chinepro-ductex-er-ciseim-por-tantca-bledan-ge-rousReadandlearn一歸后：當(dāng)兩個(gè)元音字母之間有一個(gè)輔音字母時(shí)，一般把它劃分給后面的音節(jié)當(dāng)頭。a-go,be-gin,a-bout二分開：當(dāng)兩個(gè)元音字母之間有兩個(gè)輔音字母時(shí)，一般把它們分開，一邊一個(gè)。at-tach,prob-lem,doc-tor輔音連綴不分開：輔音連綴必須劃在一個(gè)音節(jié)里。如pr，pl，fr，cl，sp，st，sk，scr，gr等，不能分開，一般劃歸后面的音節(jié)。de-scribe,pro-gress字母組合手牽手：①輔音字母組合劃分音節(jié)時(shí)不能分開。②如果兩個(gè)元音字母組合或者一個(gè)元音字母和一個(gè)半元音字母構(gòu)成的組合發(fā)的是一個(gè)單元音或雙元音，劃分音節(jié)時(shí)，不能將其從中分開。fa-ther,tow-erTherulesofsyllables

ReadandwriteReadandwriteReadthesewords.Thenwritethenumberofsyllablesinbrackets.1.newspaper ()2.hear ()3.able ()4.anyone ()5.candle ()6.dangerous ()7.battery ()8.American ()3news-pa-per1hear2a-ble3a-ny-one2can-dle3dan-ger-ous3bat-te-ry4A-me-ri-can(

)1.A.allow B.beautiful C.airport D.happy(

)2.A.bright B.clever C.wise D.good(

)3.A.careful B.helpful C.useful D.wonderful(

)4.A.crazy B.interesting C.excited D.important(

)5.A.battery B.example C.model D.possibleBBDACReadandchooseReadthesewords