搜索
动词过去式变化规则及ed的发音规则动词过去式变化规则一、规则变化1、一般情况下，动词词尾加-ed,如：work—workedplay—playedwant—wantedask—asked2、以不发音的-e结尾动词，动词词尾加-d,如：live—livedmove—movedtaste—tasted3、以“辅音字母+y”结尾的动词，把y改成i,加—ed,如：study—studiestry—triedcopy—copiedcarry—carried4、重读闭音节动词，双写词尾辅音字母，再加—ed,如：stop—stopped•二、不规则变化•isam—wasare—weredo—didhavehas—hadgo—wentsit—satsing—sangdrink—drankgive—gave•write—wroteride—rodedrive—drove•draw—drewgrow—grewknow—knew•get—gotforget—forgot•keep—keptsleep—slept•can—couldshall—shouldwill—would•过去式与动词原形一样：let—letmust—mustput—putread—read什么是清辅音和浊辅音？？1.辅音包括清辅音和浊辅音两大类。发音时声带不震动、送气的叫清辅音,p／p／、t／t／、k／k／、f／f／、th／θ／、s／s／、sh／∫／、ch／t∫／、c／ts／、tr／tr／，再加上h／h／，合计12个。；2.发音时声带震动、不送气的叫浊辅音,b／b／、d／d／、g／g／、v／v／、the／ð／、z／z／、ds／dz／、dr／dr／r/r/再加鼻音m／m／、n／n／ing边音l／l／半元音j／j／、w／w／合计16个。1、清辅音后读清辅音ed[t]（清读清）如：jumpedliked动词过去式构成读音2、浊辅音后读浊辅音[d]（浊读浊）如：listenpull动词过去式构成读音2、浊辅音后读浊辅音[d]（浊读浊）如：listenedpulled3、元音后面读浊辅音[d]（元音后面读浊音）如：wateredplayed动词过去式构成读音4、[t][d]后面读[id]wantedneeded动词过去式构成读音