英文1-10,10-20,20,30,40,50,60,70,80,90,100怎么写答:11-20的序数词:11是eleventh,12是welfth,13是thirteenth,14是fourteenth,15是fifteenth,16是sixteenth,17是seventeenth,18是eighteenth,19是nineteenth,20是twentieth。30,40,50,60,70,80,90,100的基数词和序数词:30的基数词是thirty,序数词是thirtie 40的基数词是forty,序数词是fortieth 50...