think的過去式和過去分詞和現在分詞

What in the world did they think they were doing?

他們到底認為自己在做什麼？

I think we should go back to first principles.

我認為我們應該回到基本原則上。

I always think of you as one of the family.

我一直把你當成自家人。

He'd like more time to think things over.

他希望有更多的時間把情況考慮周詳。

Their family has always been well thought of around here.

他們家在這一帶一直頗受敬重。