1、speak和talk通常用作不及物動(dòng)詞,都有“說(shuō)話”的意思.在會(huì)議上正式發(fā)言用speak,其名詞為speech
I know of the man, but I've never spoken to him.
我知道這個(gè)人,不過(guò)從來(lái)沒(méi)有和他說(shuō)過(guò)話.
He spoke at the meeting.
他在會(huì)上發(fā)言了.
2、：speak在用作及物動(dòng)詞時(shí),其賓語(yǔ)一般是語(yǔ)言或詞語(yǔ)之類的詞
He speaks English very well.
他的英語(yǔ)說(shuō)得很好.
He didn't speak a word.
他一句話也沒(méi)說(shuō).
3、隨便漫談?dòng)胻alk,其名詞亦為talk
Human beings can talk, but animals can't.
人會(huì)說(shuō)話,而動(dòng)物卻不會(huì).
They have been talking since two o'clock.
自從兩點(diǎn)鐘到現(xiàn)在他們一直在談話.