l ’m very upset and don't know what to do .

l ’m very upset and don't know what to do . I'm very upset i'm very upset and don't know what to I'm very upset ,Sometimes ...... 把单词拼成句子,I’M don’t and to upset do what know very I'm very upset and don;t know what ( )[do].为什么? I'm very upset on that day what to do在i‘m very upset and don't know what to do中做什么成分、 【急】 I’m very upset and don’t know （）A what to do B how to do l`m very very He was in tears and ___(obvious) very upset. 英语~一句话的理解I'm very upset and don't know what to do.________what to do为什么可以这样用-----------------还有这种用法吗?---------- l'm very tired. I had just lost $50 and I felt very upset.这句话能不能改成 I had just lost $50 and I feel very upset. I am very upset and don not know what to do.Can you tell me? If failed my English exam and I was very upset.这句话怎么这么别扭? I had just lost 50$and I felt very upset.这句话是什么时态 I had just lost $50 and I felt very upset.后面那个I可以省略不?