有部分同学表示自己在备考时挺用功的，可是成绩总是上不去，这主要是因为没有掌握正确的技巧，只有在掌握一定技巧的基础上才能有效的提高自己的
1 a change of pace 节奏变换
You can't do these chemistry experiments all day long. You certainly need a change of pace.
2 a far cry from 相距甚远
The published book is far cry from the early manuscript.
3 and how 的确
A: She's a good dancer.
B: and how.
4 a matter of time 时间问题
It is only a matter of time.
5 a phone call away 一个电话之远(随时愿意过来帮忙)
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 绝对不
I was anything but happy about going.
9 account for 解释
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 be in the dark 蒙在鼓里
A: Do you have any idea what his notice is about?
B: I‘m as in the dark as you are.
12 be stuck 卡住了
I can't get this window open. It's stuck.
13 Bite off more than one can chew. 贪多嚼不烂。
A: I hear you're taking an advanced physics course this semester.
B: I think I've bitten off more than I can chew.
14 break new ground 有了新的突破
His architectural design broke new ground in the field.
15 benefit concert 慈善音乐会
We need to let everyone know about the benefit concert, but we don’t have much money for advertising.
16 busy signal 占线
I’ve been calling David for the past half hour, but I keep getting a busy signal.
17 between you and me 保密
18 call for
1) 打电话找
Tom just called for you.
2) 预报
The forecast calls for heavy rain again tonight. Aren’t you glad we’ll be getting away from this for a week?
3) 问
It’s probably in the new part of town. We’ll have to call for directions.
19 call it a day 就此结束
A: I’m really glad our club decides to raise money for the children’s hospital, and most of the people we’ve phoned seemed happy to contribute.
B: Yeah， I agree. Now we’ve gone through all the numbers on our list now, so I guess we can call it a day.
20 cash the check 兑现支票
Have your sister cashed her paycheck?
21 clear off 收拾，整理
It’s about time we clear off the desk.
22 come down (雨、雪)下起来
The heavy rain is coming down now.
23 come in first in the race 比赛第一名
Not only did Jill come in first in the race but she also had her best running time of the season.
24 come what may 不管怎样
We’ll pick you up tomorrow at eight， come what may.
25 cost somebody an arm and a leg 破费
A: Did you see the diamond ring Bill gave to Linda?
B: I sure did. It must have cost him an arm and a leg.
26 cut it out 闭嘴
I told you to cut it out.
27 be cut out for 生来时做……的
Dr. Hamilton doesn’t feel Larry is cut out for the medical profession.
28 department chair 系主任
I didn’t write that memo to the department chair.
29 dirt cheap 非常便宜
A: You’ve already furnished your apartment?
B: I’ve found some used furniture that was dirt cheap.
30 do with 用………凑合;do without 没有……也行
You can do with your girlfriend.
You can do without your girlfriend.
31 fall back on 依赖
A: Were you able to understand that French novel without any help from the teacher?
B: I did pretty well, but I had to fall back on my dictionary occasionally.
32 fill a prescription 按处方抓药
Would you please fill this prescription for me?
33 fill in for / fill one’s place(position, shoes) / take the place of / take over 代替
Say, Dave, can you fill in for me tonight at the restaurant? I’d like to go out of town.
34 food for thought / thought-provoking 令人思考的东西
There is a lot food for thought in what he had to say.
35 for nothing 免费
To pay to see that movie would be foolish， when you can see it on TV for nothing.
36 from top to bottom 从上到下
A: Maybe you lost your wallet in this room.
B: I’ve searched it from top to bottom……
37 get of on the wrong foot 开始事情就做错了
I got off on the wrong foot, and I don’t have any idea which way to turn now.
38 get a lot out of something 从……学到很多
The training program was difficult， but she got a lot out of it.
39 get at 想说
Do you understand what I’m getting at?
40 get away with 对………摆脱惩罚
A: Did you know that Bob is leaving for home tonight? He isn’t planning to take his final exams.
B: He can’t get away with that