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本帖於 2010-12-31 02:49:56 時間, 由版主 林貝卡 編輯
回答: How come 有沒有過去時?全國牙防組2010-12-30 13:31:24

How come 有沒有過去時?

比如說, How come he failed the exam?

>>>>>

"How come" = (informal) "why".

How come he failed the exam?

Why did he fail the exam?

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