文本内容:
六年级英语动词过去式变化规律规则动词的过去式由“动词原形+-ed”构成,具体变化有
1.直接在词尾加-ed如:want—wantedwork—workedneed—neededclean—cleaned
2.以不发音的e结尾的在词尾加-d如like—likedlive—liveduse—usedmove—moved
3.以一个元音字母加一个辅音字母结尾的重读闭音节动词,先双写结尾的辅音字母,再加-ed如stop—stoppedtrip—tripped
4.以辅音字母加y结尾的动词,先把y变成i,再加-ed如study—studiedcarry—carriedhurry—hurriedmarry—married不规则动词的过去式见课本后的不规则动词表大体上归纳有以下六条记忆法
1.以t结尾的词,过去式与原形相同如put—putlet—letcut—cutbeat—beat
2.以d结尾的词,把d变成t如:build—builtlend—lentsend—sentspend—spent
3.以n结尾的词,在词后加t如mean—meantburn—burntlearn—learnt
4.以ow/aw结尾的词,把ow/aw变成ew如blow—blewdraw—drewknow—knewgrow—grew
5.含有双写字母的词,将双写改为单写,在词尾加t如keep—keptsleep—sleptfeel—feltsmell—smelt
6.含有元音字母o/i的词,将o/i变成a如sing—sanggive—gavesit—satdrink—drank规则动词词尾加-ed有三种读音
1.在清辅音后读作[t]如askedhelpedwatchedstopped2在浊辅音和元音后读作[d]如enjoyedstudiedmovedcalled
3.在t/d后读作[id]如wantedneeded现在分词的构成方法如下一般情况下,直接在动词原形后面加-ing.goingaskingfindingworkingbeings...。