know English的用法和樣例：
例句
- If I knew English, I should be able to read these English books.
假如我懂英語，我就能讀這些英語書了。 - How well do you know English?
你的英語程度如何？ - If she had known English, she might have translated this book.
如果她懂英語，可能早就把這本書翻譯出來。 - He does not know English, to say nothing of German or French.
他不懂英文，更不要說德文和法文了。
