i didn't sleep until he came back.句子改错!

i didn't sleep until he came back.句子改错! i didn't sleep until he comes back.句子改错! i didn't sleep until he came back.句子有错吗? I didn't wait until my father came back.(改错) I didn't go to bed until he came back. 用英文解释句子:I didn;t leave until he came back he didn't go to sleep until hie mother came back home.（改为同义句 I didn't leave until he came back 同意句转换：It was _____ ______ I didn't go until you came back. 帮我解释英语句子用英语解释句子1.I didn't leave until he came back.2.The wat I didn't go to bed until my father came back.came back可以用had i didn"t go to bed until my father came back中until是什么词性