题目内容：

阅读下列短文，根据短文内容填空。在未给提示词的空白处仅填写1个适当的单词，在给出提示词的空白处用括号内所给词的正确形式填空。

Most of us claim we don't have time for exercise. However, many experts say that exercise plays an important role in making our body healthy. Being 1.( physical) active offers many advantages. As a physical reward, exercise can reduce weight and the risk of heart disease. Exercise also 2. ( bring) good effects mentally. It can make us feel refreshed and happy, helping us increase our life quality. Actually, exercise can be done in simple 3.( way). For example, we can take the stairs rather than the lift. Overall, it's hard to find time to exercise in our busy lives, but every little bit helps.