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- Don't do that; you ought to know better at your age. 别干那事，你在这个年龄，你该学得乖一点了。
- Well,really! You ought to know better at your age! 好了，好了！像你这个年纪的人应该聪明些了！
- You ought to know better (than to trust her). 你应当明白（她这人不能相信）.
- You ought to know better than to trust her. 你应该知道她是不可相信。
- You ought to know better than to do such things. 你不该做那种事。
- Well, really! You ought to know better at your age! 好了，好了！像你这个年纪的人应该聪明些了！
- You ought to know better than to gamble your money away. 你应该懂得不能赌博,把钱输掉。
- You ought to know better than to go swimming after a big meal. 你应该知道吃饱了饭最好不要去游泳。
- You ought to know better than to go swimming on such a cold day. 你不至于这么冷的天气去游泳吧。
- You ought to know better than to go swimming straight after a meal. 你不应该一吃过饭,马上就去游泳,这是很不明智的。
- You ought to know better than to leave your child all alone. 你应该很清楚不应把孩子一个人留在家里。
- You ought to know better than to make friends with him. 你应该知道不和他这样的人交朋友。
- You ought to know better than to stay away from school. 你应懂得不该逃学.
- You ought to know better thanto cheat on an examination. 你该知道考试不可作弊。
- For a college student, you ought to know better than that! 亏你还是个大学生呢，连这个都不懂。
- You ought to know better than to go out without an overcoat on such a cold day. 他对这一带更熟悉，因此他充当了我们的向导。
- You ought to know better than to go swimming immediately after a big meal. 你应该知道饱餐之后不宜立即去游泳。
- He ought to know better at his time of life. 在他这样的年龄该懂事些了。
- You ought to know better. 你应当更明白些。
- 3 You ought to know better than to gamble your money away. 你应该懂得不能赌博;把钱输掉.
