【正文】
y a book. if i should have enough money, i would buy a book. 二、倒裝虛擬句(只能與過去/將來事實(shí)相反,省去if,有三種倒裝形式) had i had enough money, i would have bought a book. were i to have enough money, i would buy a book. should i have enough money, i would buy a book. 三、混合時(shí)間虛擬語氣(主要是抓住時(shí)間狀語) (對(duì)過去事實(shí)虛擬+對(duì)現(xiàn)在事實(shí)虛擬) if i had studied english at school, i could read the english novel now. (對(duì)現(xiàn)在事實(shí)虛擬+對(duì)過去事實(shí)虛擬) if she were not so careless, she wouldn’t have made such a mistake. 四、含蓄虛擬句 what would i have done without you? but for their help, i would not have finished the task. but that the doctor arrived on time that day, they would have been dead. given more time, i would have bee