Nobody knew the reason ____ his disappearance.A.to B.at C.for D.why

Nobody knew what-----the young man at that moment.(happen) Nobody knew when to start the next day.同义句Nobody knew when we ____ _____ the next day The boys had a good time at the party even though nobody knew them怎么翻译 Nobody knew the reason ____ his disappearance.A.to B.at C.for D.why Nobody ＿the answer.A has know B knew c didn't know D is knowing nobody knew it ,didn't they.改错 句型转化it seems that nobody knew anything about the matternobody seems _____ _______ _______ anything about the matter 1.The old bridge (d ) the next day.Nobody knew where it was.括号里填什么 nobody能否带否定词?Nobody didn't know the answer为什么错的?难道是nobody不能带否定词?Nobody ___the answer.A.have known B.knew C.didn't know Dare knowing someone found him ___on the road,but nobody knew when he____Adying ,die Bdead,dead Cdead,death Ddead,died nobody but his family _____ the secret.A.know B.are known C.have known D.knew nobody knew when the fire急nobody knew when the fire____ but they knew it ___ the next morningA broke out ;was put out B was broken out ;was put outC broke out ;put out D was broken out ;went out It feels like nobody ever knew me.急 nobody knew ___when the big fire broke upa how to do b what to doc what to do itd how would they do Nobody answered the telephone. 【英语选择题】-why did this kind of birds（）?-Nobody （）the reason.A.die away；knew-why did this kind of birds（）?-Nobody （）the reason.A.die away；knewB.die of；knowsC.die out；knowsD.die off；knew-Are （）sheep over there only smith knew the answer. Nobody knew me in this town at that time被动语态Nobody knew me in this town at that time的被动语态是什么?急啊,谢谢了.