ought to do（ought）

ought [C:t] aux. (～ to [verb] ) 应当, 应该 ought [C:t] v. 应该， 应当 You ought to work harder. 你应该更努力工作。

You ought to have come earlier. 你本该来得早一点儿。

The table-tennis game ought to / should have finished by now. 乒乓球比赛现在应该已经结束了。

大概会，可能会 Prices ought to come down soon. 价格可能会很快下跌。

ought [C:t] v.aux. [oughtest或oughtst是古体,无时态和人称变化, 其后常接动词不定式, 表示过去时用完成式不定式] [表示责任、义务]应该; 应当; 总应该 [表示合适、明智等, 后接动词不定式的完成式]本应; 本当; 早应该 [表示可能性]大概 [口语中表示愿望]...才好 You ought to do your duty. 你应该尽到自己的责任。

One ought not to cross the street against the red light, 人们不该在红灯时过马路。

You ought to have told me that yesterday. 那件事你本应昨天就告诉我。

She ought to have been more careful. 她本应该小心才是。

It ought to have been done long ago. 这事早该做完的。

It ought to be a fine day tomorrow morning. 明天旱晨大概是个好天气。

You ought to see the picture. 这部影片你去看看才好。

ought [C:t] n. 应尽的义务, 责任 obedience to the ought 对义务的服从 oughtness n. 有义务的状态。