be kind of後加什麼？

There has to be some kind of way out

一定會有某種解決辦法的。

The sketch should be a kind of rehearsal for the eventual painting

草圖應該是最終繪畫的某種演練。

It'd be very kind of you to condescend to take this post.

要是您肯屈就，那是太好了。

Be careful! This kind of plastic is inflexible.

小心！這種塑料不能彎曲。

She also asked them if they would be too busy or kind of bored.

她還問他們是否會太忙或有點無聊。