老龄化
介绍：背景+立场
主体
- 医疗费用造成负担
- 工作效率降低
- 【积极】工作经验丰富
结论：尽管有积极影响，消极影响更大
表达积累
the demographic change impose a heavy burden on taxpayers pour money into taking care of the elderly With age, people struggle with congnitive decline have a damaging effect on stay in the workforce / retain their posts present a challenge to health care tap into the wisdom / make the most of the wisdom the problem far outweigh its positive impact. heart diease, arthritis and cancer increase the expenditure on treat age-related conditions raise the pension eligibility age to keep the pension scheme running have an adverse impact on exacerbate the economic problem deal with complaints and queries of clients oversee and execute projects a rapidly-aging population impose a strain on yield benefits
Alzheimer’s disease and Parkinson’s diease spring to mind