ought是否有过去式和过去分词记得不太清楚了,学的太多了反而乱了,

Question

ought 是否有过去式和过去分词
记得不太清楚了,学的太多了反而乱了,

Answer 1

ought 是情态动词,无过去式 过去分词
用法如下
ought
情态动词 aux.应该；应当
should,must (showing that it is your duty to do something)
· As a Party member,you ought to give the lead.
作为党员,你应当带头.
· This work ought to be done at once.
这项工作应当马上就做.
· We ought to be hearing from them soon,then.
这么说,我们大概不久就可以接到他们的信了.
· You ought to have told me you were coming.
你该告诉我你要来才是.
· There ought to be something wrong with the bus.
这辆公共汽车一定出毛病了.
· You ought not to do it.
你不应该做这事.
· Ought he to start now?Yes ,he ought.
他现在该动身了吗?该动身了.
· They ought to go now,oughtn't they?
他们现在该走了,对吗?