书籍 Total English - 初中级 - 第 5 单元 - 第 3 课

to feel upset and nervous because we think about bad things that might happen to us or our problems

something that you regularly do almost without thinking about it, particularly one that is hard to give up or stop doing

in a way that promotes or supports good health

unhealthy food, containing a lot of fat, sugar, etc.

regarding one's mind, mental capacities, or aspects of mental well-being

(of a person) doing many things with a lot of energy

积极的,活跃的

any physical activity that is performed with the goal of improving or maintaining one's physical fitness, health, and overall well-being

in a way that shows a good or optimistic attitude, expressing approval, joy, or support