______ earlier,I would not have attended
______ earlier,I would not have attended
______ earlier,I would not have attended the Christmas party.What a big mistake I made!
(1) Did I know
(2) If I knew
(3) By knowing
(4) Had I known
應(yīng)該選幾?要原因
______ earlier,I would not have attended the Christmas party.What a big mistake I made!
(1) Did I know
(2) If I knew
(3) By knowing
(4) Had I known
應(yīng)該選幾?要原因
英語(yǔ)人氣：649 ℃時(shí)間：2020-04-01 17:38:20
優(yōu)質(zhì)解答
D要原因因?yàn)楦鶕?jù)意思可知是過(guò)去的過(guò)去，可知為ifi had known又因?yàn)閔ad提前，if可省略，這是if虛擬語(yǔ)氣中的特殊情況哦懂了
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