4爆破音摩擦音和破擦音

辅音Consonants28个一）爆破音:[p][b][t][d][k][g]二）摩擦音:[f]、[v]、[θ]、[ð]、[ʃ]、[V]、[s]、[z]、[h]、[r]三）破擦音:/tʃ/、[dV]、[tr]、[dr]、[ts]、[dz]四）鼻辅音:[m]、[n]、[ŋ]五）舌边音:[l]六）半元音:[j][w]•爆破音小结:•1)[p][t][k]是清辅音，发音时声带不震动，送气要强。•2)[b][d][g]是浊辅音，发音时声带必须震动。[p]Practicemakesperfect.熟能生巧[b]Barryfoundabigbugonherbed.音标对比：[p][b]putbookpenbedpetbetpullball[t]Thisisahat,thatisacap.[d]ThedoormantoldDavidtogodown.音标对比：[t][d]teadeedteamdeepneatneedbetbed[k]发音组合：ckck代表单词：cakecarcatkiteskypick[g]发音组合：g代表单词：geesegogapgetbigbag•Agoodbeginningmakesagoodending.音标对比：[k][g]keepgetkidgaincakebeg两清辅音一起时，后一个清辅音变成浊辅音，或叫浊化[sp]→[sb][st]→[sd][sk]→[sg]•speakspitspy•studystarstart•skyschoolscreen二）摩擦音:[f]、[v]、[θ]、[ð]、[ʃ]、[V]、[s]、[z]、[h]、[r][f]发音组合：fphIfyoubuyfish,makesureit’sfresh[v]发音组合：v代表单词：votevinevatvailveryfivefirsttelephonephoto音标对比：[f][v]lifelivefivevotephysicsvisit[]发音要诀：舌尖轻上齿背，气流由舌齿间窄缝泄出，摩擦成音。声带不震动，属于清辅音。发音组合：thThankyouforyourtablecloth.thinkteeththickbothtooth[ð]发音要诀：舌尖轻触上齿背，气流由舌齿间窄缝泄出，摩擦成音。声带震动，属于浊辅音。发音组合：thThosearefarandthesearenear.thisthatthesethosethen音标对比：[θ][ð]thickthisthemethanteeththeydeaththese[ʃ]发音要诀：舌尖和舌端抬向上齿龈较后部分,整个舌身抬起靠近上颚,开成一条狭长的通道,用力将气息送出来.气流由此通道流过,引起摩擦成音。双唇微开,稍向前突出,略成长方形,注意不要扁唇,以免发成汉语里的“徐”(太圆)和“希”(太扁)音。发音组合：shsssch代表单词：shipfishsheetsheepdishsureensureassuremachineWashthefish,please.[V]发音要诀：舌尖和舌端抬向上齿龈较后部分,整个舌身抬起靠近上颚,开成一条狭长的通道,用力将气息送出来.气流由此通道流过,引起摩擦成音。双唇微开,稍向前突出,略成长方形。[V]是浊辅音,发音时声带震动。发音组合：s，g代表单词：pleasureusualleisuremeasureGeorgemeasuredthegaragewithpleasure音标对比：[ʃ][3]suretreasuremachinemeasurefinishrevision[s]发音组合：scseemsetbooksface[z]发音组合：zszooprizezealraisekneeseyes音标对比：[θ][z][s]thiszipbooksthosezooseemwithhisadvice[h]发音组合：hwh【注意】wh在元音字母o前才发此音。•代表单词:househorsewholewhowhosewhom[r]发音组合：rwr•代表单词:redrightroadfreepraywrongwrite•Areyoureadytoread?•三）破擦音:•[tʃ]、[dV]、[tr]、[dr]、[ts]、[dz]1.[tʃ]发音组合：ch代表单词：cheapchildchestchokecheckcatchwatch音标对比：[ʃ]shoesshipcash[d]是浊辅音，发音时声带震动。发音组合：jgdg代表单词:jokejewjuicechangejodgejudge音标对比：[tʃ]chargechoicematchʒ[tr]发音组合：tr代表单词：treetreattriptraintramThere’relotsoftrucksinthestreet.[dr]发音组合:dr代表单词:dreamdragdrawdrinkchildrenHelikesstrongdrinks.音标对比:[tr]treetrytreat[dr]dreamdry[ts]Thestudentsarewearingwhiteshirts.[dz]Takeawayyourdirtyhands.辅音Consonants28个一）爆破音:[p][b][t][d][k][g]二）摩擦音:[f]、[v]、[θ]、[ð]、[ʃ]、[V]、[s]、[z]、[h]、[r]三）破擦音:/tʃ/、[dV]、[tr]、[dr]、[ts]、[dz]辅音Consonants28个四）鼻辅音:[m]、[n]、[ŋ]鼻音[m]MayIhavesomemilk,mum?[n]Noraknowsthenewcomer.[ŋ]Linglingislisteningtothesong.比较：n[n]ng/nk[ŋ]thin---thingsin-singin—inkthan—thankson---song辅音Consonants28个五）舌边音:[l]六）半元音:[j][w]•5)舌边音:[l]land,world，deal，tellWhatabeautifulbicycle!•6)半元音:[w]wall,what,answerThehomeworkeveryweekisveryhard.[j]yesyellowyearYes,youryellowskirtiswet.1.Redlorry,yellowlorry,redlorry,yellowlorry.2.Let’slookforleavesinthelargelakewithalongladder.Tonguetwisters成音节[m]，[n]，[l]•英语辅音字母中有3个辅音[m]，[n]，[l]是响音，它们和辅音音素结合，也可构成音节，也叫成音节。它们构成的音节往往出现在词尾，一般是非重读音节。如：•apple[`æpl]，table[`teibl]，•middle[`midl],little[`litl]，•garden[`ga:dn]，lesson[`lesn],•physical[`fisikl]，realism[`ri:lizm]等等。辅音Consonants28个一）爆破音:[p][b][t][d][k][g]二）摩擦音:[f]、[v]、[θ]、[ð]、[ʃ]、[V]、[s]、[z]、[h]、[r]三）破擦音:/tʃ/、[dV]、[tr]、[dr]、[ts]、[dz]四）鼻辅音:[m]、[n]、[ŋ]五）舌边音:[l]六）半元音:[j][w]双元音合口双元音：[ei][ai][ɔɪ][au][əu]集中双元音：[iə][ɛə][uə]中元音和后元音中元音：[ə:][ə]后元音：[a:][ɒ][כ:][ʊ][u:]前元音[i:][ɪ][e][æ]homework1.复习并大声朗读：前中后以及双元音2.复习爆破音，摩擦音和破擦音共24个每个2遍，带1个例词