41. I have a runny nose.(我流鼻涕。)
42. It slipped my mind.(我忘了。)
43. You can't please everyone.(你不可能討好每一個人。)
please[使人感到滿意和愉快]
44. I'm working on[著手;從事] it.(我正在努力。)
45. You bet!(當然!)
46. Drop me a line[短信].(寫封信給我)
47. Are you pulling my leg?(你在開我玩笑嗎?)
48. Sooner or later.(遲早會的。)
49. I'll keep my ears open.(我會留意的。)
50. It isn't much.(那是微不足道的。)