英语不规则动词过去式和过去分词
原形过去式过去分词 baby-sit临时照顾baby-satbaby-sat be(am/is/are)是was/werebeen beat击打beatbeaten become变成becamebecome begin开始beganbegun bend使弯曲bentbent bet赌betbet bite咬bitbitten/bit blow吹blewblown...
原形过去式过去分词 baby-sit临时照顾baby-satbaby-sat be(am/is/are)是was/werebeen beat击打beatbeaten become变成becamebecome begin开始beganbegun bend使弯曲bentbent bet赌betbet bite咬bitbitten/bit blow吹blewblown...