ought to ,should,had better 有什麽区别?

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ought to ,should,had better 有什麽区别?

ought to ,should,had better 有什麽区别?
ought to ,should,had better 有什麽区别?

ought to ,should,had better 有什麽区别?
1.(表示义务、责任等)应当,应该
Students ought to study hard.
学生应该努力用功.
2.(表示愿望)应该,该
You ought to read his novels.
你应该读读他的小说.
3.(表示可能性、期望)该
It ought to be a fine day tomorrow.
明天该是好天气.
should.比较通俗的用法.一般用should.
At this point you all should be finished
这个时候你们都该完成了.
had better.
had.have 的过去式.
had better
I used to had a better one
我以前有个更好的.
had better最好.更好.
you'd better go home.
你还不快回家.(不是正是说话.)
you'd better get yourself together.
你还不振作起来
懂了吗..