虛擬語氣常見句型

1、對過去的虛擬If sb. had done sth, sb. would have done sth對現(xiàn)在的虛擬 If sb. did sth, sb. would do sth對將來的虛擬 If sb. did sth, sb. would do sthIf sb. were to dosth, sb. would do sthIf sb. should do sth, sb. would do sth錯綜虛擬條件 句（if+過去完成 時,sb. would do sth）If the doctor had come sooner lastnight, Tom would be alive

2、today.If you had studied hard at that time, you would be a key university student now.虛擬條件句,從 句可以省略if,但謂語動詞要部分倒裝含蓄虛擬條件句標志性詞匯:without （如果 沒有）,but for（要不是）,otherwise/or（否則）*if條件句可以與 without/but for.互相轉換，意 思相同。7.表示建議要求 命令等動詞以 及相應的名詞 引導的名詞性 從句，通常跟 should 結構.Insist/suggest/ad vise/command/or der/urge/rec

3、omm end/require/requ est/propose that sb. should do sth *insist 做“認 為”講時,相當于 think, 不用 should 結構.Suggest 做“暗 示,表明”講時，相 當于imply,不用 should 結構.8.常見的should 結構句型Its necessary/natura lfimportant/vitai/ essential（天鍵 的，至關重要勒/probable （很可 能）/修修孳+qspi6.ips op ppoqs qs mp japuoM on pnieqs e e si ii q;sopjinoiK

4、,s|jdjiis再皿】切 kw 也陶晶既）叩iWish that sb. had done sth （對過去虛擬） Wish that sb. did sth （對現(xiàn)在虛擬） Wish that sb. would do sth （對將來虛擬）would rather 后的虛擬語氣 只有兩種句型:would rather sb. did sth（對現(xiàn)在和將來虛 擬）would rather sb.had done sth（對過去虛擬）If only !（虛擬語氣）as f as though如果表;.示與事實相反 的情況，要用虛 擬語氣.as if sb. did sth（對現(xiàn)在虛擬）.as if sb. had done sth（對過去虛擬）.as if sb. would do sth（對將來虛擬）isItishigh/abouttime+虛擬語氣It is high/about time t