语音知识第2课时关注特殊变化引起的读音变化一()1.(2010·全国大纲卷)oursA.outsideB.cousinsC.nervousD.clocks()2.(2006·陕西)watchedA.judgedB.workedC.refusedD.wanted()3.(2009·陕西)questionA.revolutionB.exhibitionC.suggestionD.education()4.(2008·全国大纲卷)batheA.faithB.clothC.mathsD.smooth()5.(2006·陕西)honestA.hostB.hourC.habitD.husband1.B此题考查名词复数的发音。该选项s发浊音[z],其他三项都发轻音[s]。思路点拨2.B此题考查词尾加ed的发音。ed在清辅音后发[t],在元音和浊辅音后发[d],在[t]和[d]后发[Id]。思路点拨3.C此题考查词尾组合tion在字母s后发[t∫ən],其余时候发[∫n]音的辨析。思路点拨4.D此题考查组合th的发音辨析,特别是bathe和maths中th发音的区别。思路点拨5.B此题考查英语中不发音字母的辨析。思路点拨高考语音虽然主要考查一些常见的字母或固定的字母组合辨音,但是对于因单词的特殊变化而引起的读音差异这一现象备考时也要给予足够的重视。这一变化可以从以下三个方面加以归类。1.(1)以ed结尾的单词的词尾正确读音:清辅音后读作[t](eg.looked,hoped),浊辅音、元音后读作[d](eg.cleaned,answered)t,d之后加ed,ed读[Id](eg.started,decided)(2)以s,es结尾的单词的词尾正确读音:清辅音后读作[s](eg.maps,cakes),浊辅音、元音后读作[z](eg.bananas,dogs)在[s]、[z]、[d]、[]音之后读[Iz](eg.classes,bridges,washes,houses)2.词形变化引起的读音变化。(1)复合词的读音变化,例如:break[eI]—breakfast[e]head[e]—forehead[rId]hand[d]—handsome[/]room[u:]—classroom[u]news[z]—newspaper[s](2)同源词的读音变化,常见的有:know[əu]—knowledge[]child[aI]—children[I]nature[eI]—natural[]—national[]breath[]—breathe[ð]bath[ba]—bathe[beIð]say[seI]—said[sed]mean[i]—meant[e]mouth[]—mouths[ðz]face[eI]—surface[I]south[au]—southern[]explain[Iks]—explanation[eks]woman[u][ə]—women[I][I]3.有一些常见的不发音字母也是考查的热点,如:(1)b(tomb,climb,doubt,debt)(2)d(Wednesday,handsome)(3)h(hour,honesty,exhibition,honor)(4)g(h)(slight,light,flight,ought,design,sign)(5)s(island)(6)t(whistle,castle)