ask [ɑ:sk; æsk]
vt.
1.向…懇求(或請(qǐng)求)：
Could I ask you a favour?
能否請(qǐng)你幫我一個(gè)忙?
Ask her for advice.
征求她的意見(jiàn).
2.問(wèn)(價(jià))；要,要求(得到)：
What price is he asking?
他要什么價(jià)錢?
A little freedom is all I ask.
我要求的僅是一點(diǎn)自由.
require [ri'kwaiə]
vt.
1.要求：
The police required the traveler to unlock his suitcase.
警察要求這位旅客將手提箱打開(kāi).
vi.
要求；規(guī)定：
All citizens must do as the law requires.
凡是公民均應(yīng)按法律的要求辦事.
本質(zhì)區(qū)別:用ask是征求意見(jiàn),用于隨和語(yǔ)氣.require是帶命令語(yǔ)氣的,是正式、書(shū)面用語(yǔ).