I had just lost 50$and I felt very upset.

I had just lost 50$and I felt very upset. I had just lost $50 and I felt very upset. I had just lost $50 and I felt very upset.后面那个"I"可以省略不? I was very upset、Exhausted ,felt like crying!Now just A pers I felt very upset,so please leave me alone Just i lost my day and when the boss got through with me,i felt very upset.的中文意思 I’m very upset and don’t know （） i'm very upset and don't know what to I'm very upset ,Sometimes ...... when I lost her I felt regretful. I am very upset I __(argue)with my mother just now 空填什么.