Everybody worries about their general health and fitness. However, what many people don’t realize is that walking is one of the best ways to keep healthy. This doesn't mean that you 21___________ to go on long walks in the countryside. You can walk home from work or school. You can walk to the shops. You can use the stairs 22_________ of using the lift. You can even walk a dog 23_____________ you have one! Now let's look 24__________ the benefits of walking. Firstly, it’s relaxing. Secondly, it improves your fitness and your health. 25____________ , it’s a great way to socialize with your friends and family. Remember, you don’t need 26________ expensive equipment for walking. You just need a good pair of walking boots or shoes. 21 A must B have C should D might 22 A instead B enough C else D well 23 A whether B if C as D that 24 A on B at C for D with 25 A Finally B Conclusion C End D Last 26 A many B any C various D some