6. 虛擬式可用于wish 后的賓語(yǔ)從句中，表示與事實(shí)相反的愿望。其表達(dá)形式一般是將謂語(yǔ)動(dòng)詞提前一個(gè)時(shí)態(tài)。例如：
I wish I had been to the concert last night.
I wish he would forgive me.
7. It’s (high, about) time that… 的句型要求用虛擬式，表示應(yīng)該做還沒(méi)有做的事。其表達(dá)形式一般是謂語(yǔ)動(dòng)詞使用過(guò)去時(shí)態(tài)。例如：
It’s high time that he stopped smoking.
It’s about time that we took our leave.
8. 在I would rather 后的句子中，動(dòng)詞也要求用虛擬式，表示某人的愿望。其表達(dá)形式一般是將謂語(yǔ)動(dòng)詞提前一個(gè)時(shí)態(tài)。例如：
I’d rather you left tomorrow instead of today.
I’d rather he hadn’t done anything like that.
9. 在由as if、as though 引導(dǎo)的方式狀語(yǔ)從句中，表