He can help me, he can teach me, he can tell me how I should properly control myself.

他能帮助我，他能教导我，他能告诉我应该如何适度地控制自己。

youdao

I believe I can use the Internet very well as long as I know how to control myself.

我相信只要我知道如何控制自己，我能很好地使用互联网。

youdao

For the wages, uncle give me little is because he know me in Shanghai i always spend a lot, afraid i can not control myself, it's really sure, I should learn how to save money for my life.

对于工资，叔叔给我少是因为他知道我在上海用惯了，怕我自己一个人没有节制，完全不是没有道理，我是要学会节俭点，为以后的生活打算。

youdao