日期:2011-01-19 10:15
必須，應(yīng)該(must , to be to (主 觀), have to, (客觀) , should, ought to(道理)
I must go there immediately.
I am to go there immediately.
I have to go there everyday.
We should help each other in our work.
You oughtn’t to write so carelessly.
需要，敢(need, dare)
Need he come here soon?
Dare he go?
判斷
無把握的判斷
He may be a doctor