以下是一些英语谚语，可以帮助职高学生提高英语水平：

Practice makes perfect. 熟能生巧。

Well begun is half done. 好的开始是成功的一半。

Lies have short legs. 谎言站不长。

Where there is a will, there is a way. 有志者事竟成。

Actions speak louder than words. 事实胜于雄辩。

A friend in need is a friend indeed. 患难见真情。

No pain, no gain. 没有付出，就没有收获。

All things are difficult before they are easy. 万事开头难。

God helps those who help themselves. 天助自助者。

Waste not, want not. 不浪费，则不匮乏。

这些谚语简洁明了，富有启示性，可以帮助职高学生提高英语水平，同时也可以让他们更好地理解文化差异和价值观。