Question

If you were older, I ____ you to go there yesterday.

A．would allow

B．should allow

C．would have allowed

D．had allowed

Answer 1

C

試題分析：對(duì)過(guò)去情況的虛擬，主句用“would/ should/ might/ could + have + 過(guò)去分詞”。
點(diǎn)評(píng)：虛擬條件句往往指不能實(shí)現(xiàn)或純假想的情況，可以對(duì)過(guò)去、現(xiàn)在或?qū)��?lái)進(jìn)行假想。虛擬語(yǔ)氣的本質(zhì)就是對(duì)根本不可能的情況發(fā)生假設(shè)。我們可以記住這樣一個(gè)原則，即把時(shí)態(tài)向過(guò)去推一格。