+ed的动词20个,+ing的动词20个,+s(或es)的动词20个,并找出原型,名词复 ...答:原型,名词复数的不规则变化:zoos,photos,handkerchiefs,gulfs,sheep,deer,children(child),women(woman),men(man),tooth(teeth),foot(feet).These above are my accumulated experiece,you need to get some regular points by careful observation.Only can we can hold the good habbit,then we can...
小学不规则动词过去式答:四、有些动词原形中含有字母i,在过去式中变i为a,在过去分词中变i为u。如: begin-began-begun, sing-sang-sung 五、以字母ow或aw结尾的动词,在变成过去式时,通常把元音字母变成e,在变成过去分词时,通常只在词尾加n。如: blow- blew- blown, draw-drew-drawn, grow-grew-grown, throw-threw-thrown, kn...