第二个和第三个

2. God Bless America是May God Bless America的缩略，所以不加es

3. 可以说I feel sorry for her, I feel sorry for somebody, 但是不能说 I feel sorry for something. 姐姐用了 I don’t feel sorry for the hardness and dangers of the mission;

哦，我觉得hardness在这里不行，应该是hardship。

所有跟帖： 

• I learned a lot. Thanks! sis. -NewVoice- ♀ (0 bytes) () 08/24/2011 postreply 09:56:37

• Co: I learned a lot. Thanks! sis. -EnLearner- ♀ (0 bytes) () 08/25/2011 postreply 19:57:06