One leads to a dozen.吃了就停不下来了

lead to导致，引起；通向；把…带到

The Government's present course will only lead to disaster.

政府的现行方针后患无穷。

Too much work and too little rest often lead to illness.

过量的工作和过少的休息会引起疾病。

Then she made a few big deposits before his death.在他死前，她存了几笔数目不小的金额

a few一些(用于可数名词之前)

A few anatomic mysteries remain unsolved.

一些结构上的疑点仍未解答。

I was looking for my friend who works here,我来找在这里工作的朋友的

look for寻找；寻求

He turned on the torch to look for his keys.

他打开了手电筒，寻找钥匙。

As the tide receded we were able to look for shells.

潮水退去，我们就能寻找贝壳了。