This is the tentative plan I've worked out.

这是我列的一个暂时的行程。

I think we can draw up a tentative plan now.

我认为现在可以先草拟一份临时安排。

I think we can draw up a tentative plan now?

我觉得我们可以先起草一个方案。

I I think we can draw up a tentative plan now.

我认为现在可以先草拟一个临时方案。

I have this tentative plan going round my head.

这个设想一直萦绕在我脑中。