should常譯作“應(yīng)該”，would常譯作“愿意；會(huì)”。should和would都可用于疑問句，表示征詢意見或提建議。但它們比shall和will更委婉。

would最常見的用法是：相對(duì)于一個(gè)過去時(shí)間點(diǎn)的后來“將要”做什么，比如：

He said he would meet me at the station. 他說他會(huì)在車站接我的。這句中的 would meet 是相對(duì)于said（過去說）之后要做的事情。又如：

She thought she would have to ask someone for help. 她當(dāng)時(shí)想，她得找個(gè)人幫忙。

1、（will的過去式，表示過去將來時(shí)）將

She said she would come.

她說過她會(huì)來的。

2、（表示意志）愿，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(xí)慣）總是，總會(huì)

He would sit silent for hours.

他常常接連好幾個(gè)小時(shí)默默地坐著。

4、（表示喜歡、意愿）愿意，要，想

I would like to have a word with you.

我想同你說句話。

5、（表示虛擬、假設(shè)、條件等）要，將要；會(huì)，就會(huì)

If I were younger,I would join you in the expedition to the Antarctic.

如果我年輕些，我就會(huì)跟你們一起去南極探險(xiǎn)。

6、（表示婉轉(zhuǎn)的請(qǐng)求）請(qǐng)

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?

7、能，能夠

The hall would seat one thousand people.

這個(gè)大廳能坐一千人。