Elderly people can use various types of assistive devices to help with daily activities and to maintain functional independence despite physical and cognitive decline . caregivers can base on the needs of the elderly , select the appropriate assistive devices , to enable the elder to live safely , independently and happily , thus improving self - confidence , self - image and self - care abilities 护老者若能了解长者的需要，好好利用这些用具，不但能提高自我照顾能力，同时更可以加强长者的自信心及自我形像，提高安全，减少依赖，令生活更写意。
The object of reflection is the teachers ' profession activities . the teachers think deeply , sincerely and systematically about their activities and the results in their job , examine the reasonableness of their activities , evaluate the practical effect of their activities and learn through the evaluation . therefore , it can develop the teachers " professional accomplishment 反思是教师以自己的职业活动为思考的对象，对自己在职业中所作出的行为以及由此产生的结果进行系统的、深入的和真诚的思考，检验其合理性程度、评价其实践效果，并对这种评价进行意义体验，进而提高自我专业素养的过程。
