should,would,could

Question

should,would,could這三個字在什麼情況下使用?
請給我例子!

Answer 1

should: v.aux.
1. (shall的過去式,表示過去將來)將
We hoped that we should be able to do that.
我們希望我們能這樣做。
2. (表示語氣較強的假設)萬一,竟然
If the car should break down on the way, you would have to walk back.
萬一汽車中途拋錨,你就得走回來。
3. (表示可能性,推測,推論或期待)可能,該
She should be here any minute.
她該馬上就到。
Dinner should be ready by now.
此刻晚飯應該做好了。
4. (表示義務,責任)應該,應當
You should do as she says.
你應當照她說的去做。
He should work harder.
他應該更加努力。
You should help your mother with the housework.
你應該幫你母親做家務。
5. (表示委婉,謙遜)可,倒
6. (表示感情,意志等)竟然會;應該
I'm sorry it should be this way.
很遺憾,事情竟會是這個樣子。
It's strange that he should be absent.
真奇怪,他竟會缺席。
You shouldn't have told him about it.
你不該把這件事告訴他的。
7. (表示建議,命令,決定等)應該,必須
Crime should be punished.
犯罪應受懲罰。
8. (表示目的)會,可以
He stood away so that we should enter the room first.
他讓開一步,讓我們先進屋。
9. (表示結果,意願等)就,該
10. (表示徵求同意等)可以,該
Who should I see about my schedule?
關於我的日程該和誰商討?

would: v.aux.
1. (will的過去式,表示過去未來式)將
She said she would come.
她說過她會來的。
2. (表示意志)願,要;偏要
I told her to stop nagging, but she just wouldn't listen.
我叫她別再嘮叨,可她就是不聽。
3. (表示過去的習慣)總是,總會
He would sit silent for hours.
他常常接連好幾個小時默默地坐著。
4. (表示推測)大概,會
I think he would accept the invitation.
我想他會接受邀請的。
5. (表示喜歡,意願)願意,要,想
I would like to have a word with you.
我想同你說句話。
6. (表示虛擬,假設,條件等)要,將要;會,就會
If I were younger, I would join you in the expedition to the Antarctic.
如果我年輕些,我就會跟你們一起去南極探險。
7. (表示婉轉的請求)請
Would it be convenient for you to leave tomorrow?
明天走你方便嗎?
Would you please come tonight?
你今晚來一下好嗎?
8. (表示願望)但願,要是...多好
I wish you wouldn't smoke any more.
我希望你別再抽煙了。
9. 能,能夠
The hall would seat one thousand people.
這個大廳能坐一千人。

could: v.aux.
1. can的過去式
She could play the violin when she was five.
她五歲時便能拉小提琴了。
2. (用於假設語氣,表示與事實相反的設想)能,可以
I wish I could go to France.
但願我能去法國。
I would go if I could.
能去我就去。
3. (表示可能性)可能
That could be my train.
那可能是我要乘的火車。
4. (用於婉轉語氣)能,可以
Could I smoke here?
我可以在這裡抽煙嗎?
Couldn't you try it again?
你可否再試一下?