尽管by all means

• 你只管去睡。

  Go ahead and go to bed.

• 你只管放心去好了。

  No need to worry at all. Just go.

• 你只管放心，不会出什么事的。

  Rest assured, nothing will happen.

• 你只管去，有我呢。

  By all means go, you have me.

• 有话你只管说。

  If you have something to say, don't hesitate to say it.

• 有问题你只管来问我。

  If you have any questions, feel free to come and ask me.

参见：只顾