i have to finish may homework before my mother ()back.填comes

i have to finish may homework before my mother ()back.填comes Before ___ back home,I always finish my homework I have to finish my homework ( )science. I won't go to bed ( )my mother comes back . My mother asked me to finish my homework before dinner.（改为同义 I didn‘t finish my homework ______ my mother came back home. i won't go to bed until my mother （）（come）back 为什么填comes 不说比 I have to finish my homework ( )nine o'clock. 1.I had to finish my homework before I went to bed.2.My fath I_____(finish) cleaning the house before my mother came back 对划线部分提问.I must finish my homework before I go to bed every d 怎么改一般疑问句?I must finish my homework before I go to bed every