I felt very sorry【to hear】the bad news为什么用to hear?

I felt very sorry【to hear】the bad news为什么用to hear? am,news,I,bad,really,the,hear,sorry,to连词成句 将下列单词连词成句 sorry,news,hear,i'm,the,to,bad. Tom was very()to hear the news I am very sorry to hear the new对吗 I am very sorry to hear that. I'm very sorry to hear that. I‘m very sorry to hear it 九年级英语1 We are very e____ to hear the good news.2 he felt qui i'm sorry (to hear)that为什么填to hear hearing the news we felt very surprised这里为什么用hearing而不用hear? Iam very sorry to hear