Have was _____,so he couldn't go to school when he was young

Have was _____,so he couldn't go to school when he was young 1.She was so young that she couldn't go to school.(同义句） He was so busy that he couldn't go to the concert.（改成同义句)He It was _____ he was so young that he couldn't do it.A.as B.s when i was young ,i didn‘t...to have much money ,so i couldn He used to ride to school when he was young but he is used t He was so tired that he couldn't go on working.(用too...to... the boy was so excited that he couldn't go to sleep after he He was so busy that he couldn't go to the concert.（改成同义句) （ ）I liked to play football when I was young._____ A.So he w He was ill yesterday,so he didn't go to school It was _____ he was so young that he c