have never smoked

• 向来不吸烟

have never smoked的用法和样例：

例句

1. It is two months since Bill has smoked a cigar.
   比尔已经有两个月不吸烟了。
2. Tough laws have failed to deter teenagers from smoking.
   严格的法律无法劝阻青少年不吸烟。