1，a change of pace節(jié)奏變換

You can’t do these chemistry experiments all day long. You certainly need a change of pace.

2, a far cry from相距甚遠

The published book is far cry from the early manuscript.

3, and how的確

A: She’s a good dancer.
B: and how.

4, a matter of time時間問題

It is only a matter of time.

5, a phone call away一個電話之遠，愿意過來幫忙。

If you need my help, do let me know. Just remember I am a phone call away.

6, a while back不久以前

7，all along一直

I knew it all along.

8, anything but絕對不

I was anything but happy about going.

9, account for解釋

How do you account for it?

10, after all到底

A: I’ve just seen the X-rays and your teeth look just fine,
B: I see. Then there is nothing to worry about after all.

11, allergic to對……過敏

Oh man! Something in this room is making my eyes itch. I must be allergic to something.

12, at sb’s service愿為某人服務

I am at your service at any time.

13, around the clock 24小時不停

Martha studied around the clock for management exam.

14, as far as I know就我所知

15，at home with對…..很熟悉

She is at home with problems like this.

16, back out

1)退出
A: Wasn’t Bert supposed to sing tonight?
B: Yes, but he backed out at last minute

2）不履行
She finally backed out of her promise.

17, be cut out for天生適合

I’m not cut out to be a hero.

18, be absorbed in

She has been absorbed in a horror fiction. I can’t tear her away.

19, be addicted to對……上癮

She has been addicted to drugs for years.

20，be attached to對……有感情

A: I’m amazed that you are still driving that old car of yours. I thought you would have

gotten rid of it years ago.
B: It runs well and I’ve actually been quite attached to it.

21, back up

1)累積
The subway is running behind schedule, and traffic is backed up for blocks. I don’t know if we’ll make the 6:30 show.

2)支持
I’ll back it up.

22, be bound for到……地方

The bus is bound for New England.

23, be (feel) myself找到自我

I’m feeling myself again.

24, be burned up生氣

She was really burned up at the news.

25, be hard up for

I’m hard up for clothes, but I have a lot of books