英语的不规则动词过去式有没有规律答:let→let, put→put, hit→hit, must→must, set→set, beat→beat, cast→cast, cost→cost, cut→cut, hurt→hurt, read→red, shut→shut (shed→shed split→split spread→spread burst→burst)2.元音字母的变化。i→a begin→began, drink→drank, ring→rang, sing→sang, swim→sw...