A closed book 已經完結的事情/高深莫測的人或事物

As far as I am concerned, that matter with the council^{1 is a closed book}

I have never been able to work or communicate with John. He is a closed book

An open book 一清二楚的人或事物

Julia's life is like an open book. You always know what she's up to.

Read someone like a book 一眼看穿某人想法

I can read Angela like a book. I always know what she's thinking and what she's about to say at meetings.

The oldest trick in the book 老套的把戲

It was the oldest trick in the book - one man distracted^{2 me while another stole my wallet. I can't believe I fell for it.}

In someone's good/bad books 得到/失去某人的歡心

Tommy has been on his best behaviour today. After yesterday's tantrums, he's been doing his best to be in my good books all day.

By the book 照章辦事

We're not going to leave things to chance.We're going to run this company by the book.

To bring someone to book 懲罰某人

I had to bring Tom to book after our meeting. He shouldn't have lost his temper^{3 at Bridget.}

Take a leaf out of someone's book 以某人為榜樣

You should take a leaf out of Keith's book. He has achieved wonders with those children.

Don't judge a book by its cover 不要以貌取人

When I first met Charlotte she had had a really tough two weeks and wasn't in the mood for chatting and appeared very moody^{4 and unsociable. She is not at all like that. One should never judge a book by its cover.}

Cook the books 做假賬

It appears that Stanley had been cooking the books for years. He was finally caught last year.