safe的副詞用英語怎麼表達？

Doctors should be able to decide who they can safely let out of hospital early.

醫生應該有權決定誰可以安全地提早出院。

The first part of the plan has been safely accomplished.

計劃的第一部分已順利完成。

We can safely say that he will accept the job.

我們可以有把握地説，他會接受這份工作。

I can rest easy knowing that she's safely home.

知道她安然無恙地回到家裏，我就可以放心了。

We can safely draw some conclusions from our discussion.

從討論中我們可以有把握地得出一些結論。