如何使用 "dementia" 造句

1. At the beginning , all were free of dementia .
起初,这些人都是没有老年痴呆症的。
2. But how are we treating people with dementia ?
但我们应该怎样对待老年痴呆病人?
3. I 've been seeing dementia everywhere recently .
最近,我随处可见痴呆者。
4. This work could lead to better dementia prevention .
这项工作可能更好地预防老年痴呆症。
5. Easing the burden of caring for a spouse with dementia ?
怎样减轻照顾患有痴呆症老伴的人的负担?