1.a big shot = an important person 大腕儿，大亨

2. a breath of fresh air 使人耳目一新的人
 

3. Achilles'heel 致命弱点;个性的瑕疵
 

4. be all ears 洗耳恭听
 

5. be all eyes 目不转睛
 

6. a wet blanket 讨人嫌的人
 

7. chip in = contribute money　捐献，集资
 

8. sell like hot cakes = sell very well or very quickly 畅销
 

9. get butterflies in one's stomach = get nervous 紧张不安
 

10. two thumbs up 举双手赞成
 

11. be the apple of one's eye = be very precious to sb. 非常珍贵
 

12. pull one's leg = tease someone 开某人玩笑
 

13. break one's back 辛勤工作
 

14. twenty-four seven = 24 hours a day, 7 days a week = all the time 永远，一直