關於「Cambridge KET」標籤，搜尋引擎有相關的訊息討論：

[PDF] C1 C2 B2 B1 A2 A1 A1 - Cambridge Englishwww.cambridgeenglish.org › images › 177867-the-methodology-beh...A2 Key – Basic level English language examwww.cambridgeenglish.org › exams-and-tests › keyKey English Test | ESLDirectorywww.esldirectory.com › english-language-exams