英语怎么说 以前是现在不是

Before was，but now isn't

it used to be,but not any more / not at longer
口语

I used to.....
used to: 过去常常
或是
I didn't do ... any more.
不再做某某事

it used to be but now is no more.

以前是现在不是

it was
it used to be
no longer
.....

It was before but not for now.