PETS-2語(yǔ)法講解(59)

字號(hào):

助動(dòng)詞should, would的用法
    1)should無(wú)詞義,只是shall的過(guò)去形式,與動(dòng)詞原形構(gòu)成過(guò)去將來(lái)時(shí),只用于第一人稱,例如:
     I telephoned him yesterday to ask what I should do next week.
     我昨天給他打電話,問(wèn)他我下周干什么。
    比較:
     "What shall I do next week?" I asked.
     "我下周干什么?"我問(wèn)道。(可以說(shuō),shall變成間接引語(yǔ)時(shí),變成了should。)
    2) would也無(wú)詞義,是will的過(guò)去形式,與動(dòng)詞原形構(gòu)成過(guò)去將來(lái)時(shí),用于第二、第三人稱,例如:
     He said he would come. 他說(shuō)他要來(lái)。
    比較:
     "I will go," he said. 他說(shuō):"我要去那兒。"
     變成間接引語(yǔ),就成了:
     He said he would come.
     原來(lái)的will變成would,go變成了come.