求ought to的意思精确点

求ought to的意思精确点 ought to have done的意思 ought to的意思及用法 ought to 和ought 的区别 ought to的造句? 讲讲ought to的用法 ought to 的反义疑问句 ought to的否定形式 ought to do sth 是什麽意思 1.James ought not to tell them 改写疑问句用ought开头的 求正确答案,有把握的才回答, ought to 梦幻的意思（要精确点, 怎么回答ought的一般疑问句?是,yes,she ought to .还是 yes she ought? when the storm comes,all window_____A.ought to be closingB.ought to closingC.ought to be closedD.ought to closed选那个?为什麼?求个明白. shoule ought had better have to must的区别用法以及表达意思 You ought to touch the machine的意思,以及改为否定句 had better,should,ought to的用法.should,和ought to 的用法是相近的吧?ought to呢, ought to和should的区别