當然可以用英文怎麼表達？三種

We've certainly improved on last year's figures.

我們的業績的確超過了去年的數字。

You've certainly made an excellent job of the kitchen.

你們把廚房弄得好極了。

Without treatment, she will almost certainly die.

要是不治療，她十有八九會死。

The news was certainly a weight off my mind.

這個消息真是去掉了我心裏的重擔。

I'm certainly never going there again.

我肯定不會再去那裏了。