根据括号内的英文释义写单词.You _______(ought to) look after your parents when they are old.
问题描述：
根据括号内的英文释义写单词.
You _______(ought to) look after your parents when they are old.
答
填原形 ought to
ought to表示义务或责任。意为“应该”。
答
should
答
should
ought to= should 应该,应当
在你双亲年老的时候你应该照顾他们.