work on后面加什么词

work on 后面加名词，代词，动词ing形式；

work on

对…有效[有作用];动(人,感情等);向…做工作;左右

She is best known for her work on the human brain.

她在对人脑的研究方面最为知名。

We started work on the project in 2002.

我们于2002年开始干这个项目。

Work on the new bridge is due to begin in September.

新桥定于九月份动工。

He made a concentrated effort to finish the work on time.

他全力以赴以按时完成这项工作。

You need to work on your pronunciation a bit more.

你需要再加把劲改进发音。