5. It was arranged that she would be discharged today.
安排她今日出院。
还能这样说：
It was agreed that she would be discharged today.
She was arranged to be discharged from hospital today.
应用解析：
arrange for 安排，准备;
arrange with sb. about sth. 与某人商定某事;
arrange a quarrel 调解争执;
arrange a novel for the stage 把小说改编成剧本
6. Even if you're discharged, you still need to take a rest at home.
尽管您出院了，您在家还得休息。
还能这样说：
Remember to have a rest at home, though you're discharged.
You must also have a good rest after leaving the hospital.
应用解析：
among the rest 在其中，其中之一;
and (all) the rest (of) it 其他一切;等等;
as to the rest 至于其他方面;
for the rest 至于其余，至于其他
7. I can go home after settling my bills.
结完账我就可以回家了。
还能这样说：
After clearing up the bills I can go home.
I want to get discharged after checking out.
应用解析：
settle one's account (with sb.) 为受到的伤害、侮辱等复仇;
settle (sb.) down (使某人)安静、安心;
settle on sth. 选择某事物;决定做某事
8. Please remember to clear up your bill before you leave hospital.
在您离开医院前请记着结账。
还能这样说：
Please pay your bill before you leave hospital.
Please settle your account when leaving the hospital.
谚语：
Laugh before breakfast you'll cry before supper.
乐极生悲。