1.

I won't take up any more of your time.

我不再占用你的时间了。

2.

How much disk space will it take up?

这会占用多少磁盘空间？

3.

He was eager to take up some job.

他热切的要开始从事一些工作

4.

We'll take that up when you get here.

等你来这里之后我们再继续。