短语讲解：
1. This year's World Alzheimer's Report focuses on caring for patients in the early stage of the disease, and identifying those who can benefit from treatments that are effective at that stage.
focus on对(某事或做某事)予以注意; 致力于
例句：Many firms are focusing on increasing their markets overseas.
许多商行都专注于扩大国外市场。
care for照料, 服侍
例句：The mother cared for the sick child day and night.
母亲日夜照料着生病的孩子。
benefit from通过…获益
例句：He thought he would benefit from going to school.
他认为上学对他有好处。
2. Dementia - including its most common form, Alzheimer's disease - often starts with very subtle symptoms that even family members might not notice.
start with以…开始
例句：He had nothing to start with
开始时他一无所有。
3. These are people who can be routinely diagnosed, using paper-and-pen tests - very simple clinical procedures that ought to be within the abilities and competencies of family physicians, you know, with some backup from specialist services.
ought to应当,应该
例句：I feel that we ought to accept his proposal.
我觉得我们应该接受他的建议。
4. And if you think it's a normal part of aging, then you're unlikely to go and seek help for it.
seek help求助
例句：My parents asked why I had waited so long to seek help.
父母问我，为什么等了这么久才去求助。
