四六級(jí)常考語(yǔ)法點(diǎn)預(yù)覽:
一、虛擬語(yǔ)氣
基本規(guī)則:
條件從句
主句
與現(xiàn)在事實(shí)相反
動(dòng)詞過(guò)去式
should/would+動(dòng)詞原形
與過(guò)去事實(shí)相反
had+過(guò)去分詞
should/ would +have+過(guò)去分詞
與將來(lái)事實(shí)可能相反
動(dòng)詞過(guò)去式/were to/should
should/ would +動(dòng)詞原形
與現(xiàn)在事實(shí)相反:
If I wereyou , I would apply forthe job.
與過(guò)去事實(shí)相反:
If I had taken your advice, I wouldn’t have made such mistake.
與將來(lái)事實(shí)相反:
If itrained tomorrow, I wouldstay at home.