he was so busy that he forgot washing his chothes

he was so busy that he forgot washing his chothes He was so lazy that he had all of his washing ______. 彭翔翻译:larry was so engrossed in his novel that he forgot the He was so busy that he forgot____the letter____his parents.请 he was so interested in it that he forgot to get off的THAT So happy was he that he forgot what to say.这个句子里有什么知识点? He was so busy that he couldn't go to the concert.（改成同义句)He Dr.Li was so _____surfing the Internet that he forgot the ti He is always so busy that he has little time for his friends he was so busy that he couldn't goto the concert.改为同义句 怎么改? He was so busy that he couldn't go to the concert.（改成同义句) He was so busy that he couidn't go to the concert[改为同义句]