I would've kept that day open if you had told me.

I would've kept that day open if you had told me.

　皆様、あけましておめでとうございます。旧年中は大変お世話になりました。今年もどうぞよろしくお願い申し上げます。元旦

ＮＨＫラジオ英会話講座より
　I would've kept that day opon if you had told me.　
(質問）I would've kept that day opon.についてお尋ねします。
（1）第5文型ですね?　openは形容詞でしょうか？　　以上

投稿日時 - 2010-01-02 12:29:52