Give it a try.

试试看。

I'm sure the plan is viable.

我肯定这个方案行得通。

In this company you must toe the line if your want to keep your job.

在这个公司里，你必须循规蹈矩才能保住饭碗。

Do you have to act like that?

你非得那么做吗？

Never in my life have I seen such a mess!

我这辈子没见过这么乱的地方。

Is that all?

就这些吗？