1. 這可不是開玩笑的事。
   It is no joke.
2. 不懂法律不是藉口。
   Ignorance of the law is no excuse.
3. 那不是很恰當(dāng)的話。
   That was not a very happy remark.
4. 我又不是三歲小孩。
   I wasn't born yesterday.
5. 金錢不是一切。
   Money is not everything.
6. 他不是那種和你一樣的壞家伙。
   He is not such a bad guy as you (are).
7. 這位不是別人，正是我的老朋友約翰。
   This is no other than my old friend, John.
8. 并不是每個人都喜歡這本書。
   Not everyone likes this book.

不的英語翻譯：

是的英語翻譯：