根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
If you garden for pleasure, you may not be aware of how beneficial this hobby is for your health. While you are preparing your garden to grow fresh plants, you are actually doing an amount of exercise as well. Basic yard care tasks such as cleaning the grass or moving fallen leaves away are also good ways to get physical exercise. 【小题1】. Just think of the mental relaxation you experience when working in the garden.
Various health experts and university studies show that gardening and yard work are more than just enjoyable hobbies. 【小题2】 . This is truly a great thing as you can use your whole body while you are working. Gardening also involves a number of different kinds of exercise, including stretching and weight lighting.
Activities in the yard and garden are also a form of exercise that is appropriate for a variety of people and age groups. Depending on the activity, gardening and yard work are not quite as hard on your body as jogging or running. 【小题3】 Like other forms of exercise, gardening can help lower blood pressure and cholesterol (胆固醇) levels and keep away heart disease. Moreover, it helps burn a lot of calories.
【小题4】. But you can increase the amount of time you spend gardening to improve your health even more. If you are not an active gardener, think about starting a small garden. This way, you can bine the joys of growing your own food with light exercise.
When gardening, like other forms of exercise, you need to follow a few basic tips to maximize your experience. First, you should warm up a bit. Do some basic stretches so that your muscles are ready. 【小题5】 . This is especially important if you are not already an active gardener. A．They are also unique forms of exercise that allow you to do something creative and fun. B．Then if you plan to lift heavy objects, always lift them with your knees, not your back. C．Additionally, gardening and yard care are beneficial for your mental health, too. D．In the winter, you may wonder what kinds of activities you can do in the garden.E.There are a lot of activities that you can do in your yard and garden.
F.This means that even if you are older, you can still enjoy the exercise.
G.If you already garden, good for you! C
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(答案→)C
解析：本文属于健康类短文阅读，详细说明了园艺对我们身体健康的影响，并具体阐述了园艺时要注意的内容。
【小题1】C 前面提及了种花草可以锻炼你的身体，让你保持身体健康，下一句是指种花也能让你保持精神上的健康，故C项符合上下文。
【小题2】A 根据前句健康专家和园艺专家都说园艺能让你保持健康是因为他们是独特的锻炼的方式，并能让你做很多有趣的事情。故A项符合上下文。
【小题3】F 根据本段第二行for a variety of people and age groups说明园艺适合各种人群，故F项即使你年龄大了，你一样可以做园艺。故F项符合上下文。
【小题4】G 根据本段内容。仍然是关于园艺的好处的详细介绍，那么是指如果你已经开始了原因，那么对你是有很大的好处的，故G项符合上下文。
【小题5】B 本段是关于园艺的时候，你和锻炼一样，也要注意一些东西，遵守一些原则，而B项就是这些原则之一。