來看一下未來完成式的句子:
I will have lived here for five years by end of next month.
到下個月底時,我將在這裡住滿五年了。
By the time David gets home, his wife will have cleaned the entire house.
等到大衛回到家時,他的太太將把整個房子打掃乾淨了。
※表示未來時刻副詞片語的動詞 "By the time he gets home", 要用現在式。
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by the time完成式 在 吉娜英文 Facebook 八卦
句中已經有pp, 就不用給been, 除非完成式的被動。
Ex1: By the time you read this letter, I will already have left for the US.
(這句話有明確的過去分詞 left)
Ex2: My parents will have been married for 30 years this December.
(married 是形容詞,沒有pp,所以填入been)