57.I didn't expect to...我没想到……。

I didn't expect to receive such a pretty card from him. 我没想到能收到他寄来的那么漂亮的卡片。

56. I can't stand it when... 我无法忍受……。

I can't stand it when people talk with their mouth full.　　 我无法忍受别人说话的时候满嘴食物。

55. I can't imagine... 我无法想像……。

I can't imagine what my life would be like if I were dis­abled.　　

我无法想像如果我身患残疾，我的生活会怎样。

54. I believe we should... 我认为我们应该……。

　 　I believe we should work together to protect our environ­ment.　 我认为我们应该携手保护环境。

53. I believe (that)... …我相信……。

I believe that we can conquer cancer totally some day.　　 我相信我们总有一天能够完全战胜癌症。

52. I apologize for... 我为……道歉。

　 I apologize for leaving you alone.　 很抱歉把你一个人留下。

51. I am very pleased to have this opportunity to...　 我很高兴有机会……。

　I am very pleased to have this opportunity to stand here and give you a speech.

　 我很高兴有机会站在这里为你们演讲。

50. I am planning to... …我打算……。

I am planning to travel around China.　 我打算环游中国。

49. I'm grateful for... 我对……特别感激。

I'm grateful for your timely help.　 非常感谢你及时的帮助。　

[timely adj.及时的]

48. I absolutely agree with... …我完全同意……。

Sure, I absolutely agree with your point.　　 当然，我绝对同意你的观点。