【高考】帮助分析两个句子(没有分了,但是希望有人能帮助我~)

【高考】帮助分析两个句子(没有分了,但是希望有人能帮助我~)
1.With no hope for cure and no way to reduce her pain and suffering from the terrible disease,the patient sought her doctor's help to end her life
不是and连接两个并列成分吗,那么suffering from the terrible disease 与哪个成分并列?
2.Having been attacked by terrorits,the tall building collapsed.
这个句中Having been attacked by terrorists 是什么从句?