反义疑问句假如句中有must表“必须”时,后面的疑问句谓语应用什么?例:You must do your homewor
反义疑问句 假如句中有must表“必须”时,后面的疑问句谓语应用什么? 例:You must do your homework right now,( You mustn't do your homework right now,( ) 还有有一个句子, We exercise every day at least one hour . 这儿为什么没有for来表示一段时间?at least 再句中的位置是怎样的?
You must do your homework right now,( need not you You mustn't do your homework right now,( must you ) We exercise every day at least one hour 此句表示通常习惯性动作,不要用for at least 表示范围