请使用must或者mustn't来描写学校规定的日常行为规范.写6句话.怎么写

请使用must或者mustn't来描写学校规定的日常行为规范.写6句话.怎么写 添must或mustn't. Musn't 为什么不可以写成 Must'nt或者 Mustn't ( ) 6.--- Must he come here tomorrow?--- No,_____.A.he must B.he mustn’t C.he need D.he needn’t这一题怎么写.要写出理由.为什么不用 mustn't 而用 needn't.写出科学一点的理由来.是不是有什么语法点?或者是有什么 英语作文、 要求如下 您可以参考、关于 must ,mustn't请写出5个 must 句子 mustn't句子 句子最好与班级规章制度有关 Tony ________ finished his homework yesterday,________he?A.must ;mustn't B.must have ;mustn't C.must ;didn't D.must have;didn't;选择哪一项,请说出原因 ----I must start at once,______ I ----No, you _____ A. mustn't; mustn't B. needn't...(选择题)A. mustn't; mustn't B. needn't; mustn't C. mustn't; needn't D. needn''t; needn't请说明为什么. must否定形式是mustn't? must 和mustn't有区别吗? 8、________I sleep here?NO,you_______ A May neednt B May mustnt C Must ,may not D Must ,cant 再请说明 各选项的区别 和 needt 和mustnt的区别 He must be in his room now ,_____?A.mustn't B.isn't he请注明原因,3Q you must be a writer,_____ you ? A.mustn't you B didn't you C don't you D must you请解释 must,need,mustn't,needn't的用法? must not 的缩写是mustn’t还是musn’t? must的反义疑问句 是mustn't还是don't must的否定式是musn't还是mustn't 用英语写一写你学校图书室的规章制度.（不能少于5句话）提示：可以使用must/mustn't/should/shouldn't.My school library rules___________________________________________________________________________________________________ you must keep off the grass; you mustn't pick the flowers; you mustn't litter.