2. As with people, it is common to immediately decide on a cremation facility (is it a cremation place?) and then cremate. What is the subject of your sentence ah not human beings?
3, all together をつける表示设法安排的意思，但つけずらい不好意思不知道什么意思。 I think it's つけづらい
4.じけいいん. I checked Yahoo Japan and found this pet cemetery.
5. At university hospitals, and some pet hospitals, there are advanced medical equipment (MRI? CT? PET? ライナック, etc.) that can be used to diagnose and treat people.
6, talk to people.