1. enable sb to do sth使某人能做某事

eg. The computer enables people to communicate with each other more conveniently. /计算机使人们彼此间能更方便地交流。

2. be about to do sth… when 正要做某事……突然……

eg. I was about to go shopping when it suddenly began to rain. /我刚要出去买东西，天就突然下雨了。

3. by accident / by chance / accidentally 偶然地

4. come across sb 偶然遇见

5. act on sth 依……行事

eg. Each student should act on the rules and regulations of the school. / 每个学生都应该遵守学校的规章制度。

6. add to / add up to 加上/ 总计达

eg. The number of the patients added up to three hundred last week. / 上星期，病人人数达到了三百人。

7. in advance / ahead of time 提前

8. after all 毕竟

9. agree to do sth / agree with sb/ agree to sth

10. aim at doing sth 下定目标做某事

eg. Aiming at winning the game， he practiced hard every day. / 为赢得比赛，他每天努力练习。

11. allow / permit / forbid doing sth 允许/ 允许/ 禁止做某事

12. allow / permit/ forbid sb to do sth 允许/ 允许/ 禁止某人做某事

13. apologize to sb for sth 因某事向某人道歉

14. take sth in one's arms 抱着……

15. arrive at a conclusion 得出结论

16. put sb to shame 使某人相形见绌

eg. His courage put all the other students to shame. / 他的勇气令其他学生都感到惭愧不如。

17. be astonish at sth 因某事感到震惊

18. make the bed 铺床

19. blame sb for sth / it is me to blame 因某事责怪某人/ 该受责怪的人是我

20. break down / break up / break out / break into 坏了/ 驱散/ 爆发/ 破门而入

21. hold one's breath / out of breath 摒住呼吸/ 上气不接下气

22. bring about / bring up 引起，使发生/ 抚养长大

23. burst into tears / laughters 突然大哭/ 大笑

24. burst out crying / laughing 突然大哭/ 大笑

25. call at sp / call on sb / call up / call off / call out to / call for / call on sb to do 拜访某地/ 拜访某人/ 打电话/ 取消/ 大喊/ 叫来/ 号召某人做某事

26. carry out / work out / point out / find out 实现/ 做出/ 指出/ 查明

27. catch up with sb / keep up with sb / put up with sb 赶上某人/ 跟上某人/ 容忍某人

28. change sth into sth / exchange sth for sth 把……变成/ 交换

eg. Can you change this note into coins？ / 你能把这张纸币换成硬币吗？

eg. May I exchange this book for your new pen？ / 我能用这本书换你的新笔吗？

29. come into being / come to oneself / 形成/ 恢复意识

eg. The new system came into being in the late 19th century. / 这种新体制在十九世纪后期开始形成。

30. have sth in common with sb 和某人有共同点

eg. The twins have a lot of things in common with each other. / 孪生姐妹间有很多相似点。