I ____(not,go)to bed until my mother came back home last night

I ____(not,go)to bed until my mother came back home last night I to bed until I finished my homework(not go) I to bed until I finished my homework(not go) I go to bed at 10 ____ night I ____(be) tired.I____(go)to bed early tonight I ___(not go) to bed until mum comes back i go to bed at Last night,not until ____ my homework ____a.did I finish; I went to bedb.I had finished; did I go to bed这里怎么选择B?应该是not until之后就是倒装呀,A怎么错了? lt's time ____(go)to bed I do not go to bed until I finish my homework every day 的同意句 Not until I came home last night ____ to bedNot until I came home last night ( )to bed.A.Mum did go B.did Mum go C.went Mum D.Mum went为什么不能选C... I want to go to bed I want to go to bed意思 I have to go to bed. I usually go to bed after 10:00.同义句 I usually ____ go to bed ___ 10:00Mr Green may be a doctor.同义句 I go to bed=_____ to bed. After my mother came home,I would go to bed.(用Not...until改写句子) I did not go to bed until he came back变倒装.