反义疑问句填空They must have come back,______?

反义疑问句填空They must have come back,______? must的反义疑问句 为什么She must be a teacher 的反义疑问句用isn't she ,They must do their work的反义疑问句用 don't tThey must do their work的反义疑问句用 don't they? They must be in the reading-room,_______ _______[They must be in the reading-room,_______ _______[反义疑问句] it must be some bananas,______ _________.做反义疑问句修改问题They must be some bananas,______ _________.做反义疑问句 They must have gone there two days ago___?改成反义疑问句 I suppose they must be trying out new ideas in the lab的反义疑问句为什么是need not they? must have done 的反义疑问句怎么说 They have never been to Beijing,_____ _____.填空变成反义疑问句 Something must be wrong with your watch,___?反义疑问句A.isn't B.aren't they C.must it D.mustn't they该选哪个? They must have been here the day before yesterday,------------?请问若用反义疑问句,应该写什么 They went to school yesterday.反义疑问句 they seldom come here的反义疑问句 反义疑问句：they all look fine,----------? 英语填空,必要时使用反义疑问句 反义疑问句的用法老师说了9种还觉得不全 they must have stayed at home last night?求这句疑问句 They must have gone there two days ago,did not they?We must go right now,need not we?二句都有must,为何反义疑问句的句末不一样呢?did not they?与need not we? They must have been to the USA,have not they?与He must have been to the USA,was not he?区别最好讲讲为什么句子主语一换,must反义疑问句就不一样了?