中考網(wǎng)整理了關(guān)于2021年中考英語知識(shí)點(diǎn)：過去將來時(shí)的構(gòu)成，希望對(duì)同學(xué)們有所幫助，僅供參考。

　　和一般將來時(shí)一樣，只不過把助動(dòng)詞be變?yōu)檫^去式，把will，shall變?yōu)檫^去式。

　　I didn't know if he would come.

　　=I didn't know if he was going to come.

　　我不知道他是否會(huì)來。

　　She was sixty-six. In three years，she would be sixty-nine.

　　她66歲了。三年后，她是69歲。

　　She told us that she would not go with us，if it rained.

　　她告訴我們，如果下雨，她就不和我們一起去了。

　　I didn't know how to do it. What would be their ideas？

　　我不知如何去做，他們會(huì)有什么想法呢？

　　2.過去將來時(shí)常可用來表示過去習(xí)慣性的動(dòng)作。此時(shí)，不管什么人稱，一律用would。

　　This door wouldn't open.

　　這扇門老是打不開。

　　Whenever he had time，he would do some reading.

　　他一有時(shí)間，總是看書。

　　I would play with him when was a child.

　　當(dāng)我還是孩童時(shí)，總是和他一起玩。

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