I think you're taking too much on.

我认为你负责的工作太多了。

Can you give us some tips?

你能给我们些建议吗?

If you ask me, I think you're taking too much on.

既然说到这，我认为你负责的工作太多了。

What seems to be the trouble?

是哪里出问题了呢?

What seems to be the trouble?

是哪里出问题了呢?

Let's go over again.

我们再来过一遍。

是哪里出了问题呢?