What in the world did they think they were doing?
他们到底认为自己在做什么？
I think we should go back to first principles.
我认为我们应该回到基本原则上。
I always think of you as one of the family.
我一直把你当成自家人。
He'd like more time to think things over.
他希望有更多的时间把情况考虑周详。
Their family has always been well thought of around here.
他们家在这一带一直颇受敬重。