衛(wèi)生類職稱英語(yǔ)備考句型：

If I had V-ed,I would have ...

結(jié)構(gòu)：If…had+過去分詞…，主詞+would/should 等+have+過去分詞

說(shuō)明：這是與過去事實(shí)相反的假設(shè)。if 要用，則要用過去式(would，should，ought to，might，could)+have+過去。if 中的 had可置于前面，而省略 If。

If I had seen him,I would have told him the truth. 如果我當(dāng)時(shí)看見他，我會(huì)告訴他實(shí)情。

I could have finished the task if I had had more time.

如果當(dāng)時(shí)我能有多一點(diǎn)時(shí)間，我就能完成這項(xiàng)任務(wù)。

If we had known of your departure,we would have seen you off at the airport.

如果我們事先知道你要離開，我們會(huì)到機(jī)場(chǎng)送行。

I someone had been with him,he might not have been drowned.

如果有人在他旁邊，或許他就不會(huì)溺死。

I might have been incredulous had I not been accustomed to such responses.

若非我已經(jīng)習(xí)慣了這樣的回答，我可能不敢輕易相信。

Had he not apologize to her,she would not have forgiven him.

她(那時(shí))不會(huì)原諒他，若非他道了歉。

Had he not saved me,I might have been drowned. 我可能溺死了，若非他救了我。

Had I proposed to you,would you have married me?

我要是當(dāng)年向你求婚，你會(huì)答應(yīng)嫁給我嗎?

Had you not helped us,we should have canceled this transaction.

假如沒有你的幫助，這筆生意早就告吹了。