63. I don't know but (that /what)
- I don't know but that he did it.
前項の Who knows の代わりに I don't know とか I cannot say とか I shouldn't wonder などの表現を使うこともある。
例文1
"I am sorry you should be troubled, Mr. Gotobed; but, upon my word, I cannot say but what it serves you right."
Anthony Trollope, The American Senator
「あなたに迷惑がかかってお気の毒だと思います、ミスタ・ゴーツーベッド。でもこれは当然の報いでしょうな」
例文2
It cannot be but that some of the letters will give you pain....
John Keats, Letters of John Keats to Fanny Brawne (edited by H. Buxton Forman)
いくつかの手紙はあなたに苦痛を与えるにちがいありません……
例文3
"Marriage is evidently the dictate of nature; men and women were made to be companions of each other, and therefore I cannot be persuaded but that marriage is one of the means of happiness."
Samuel Johnson, The History of Rasselas
「結婚はあきらかに自然が命じるところのものだ。男と女は寄り添うようにつくられた。だから結婚はしあわせへの一つの手段なのだとしか思えない」