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阅读理解：The CDC says that between 1.6 million 进入查看：2022-2023学年英语周报高一课标版第42期答案及试题（第四十二期） The CDC says that between 1.6 million and 3.8 million traumatic brain injuries caused by sports and recreation-related activities occur in the U.S. every year. A study from the Center for Injury Research and Policy showed that as many as 40% of high school athletes return to playing before they should. The AMA' S new guidelines should help to bring those numbers down. Keep your needs to a minimum .People need fresh air, exercise, creative stimulation, companionship and self-esteem, etc. 18 For fresh air, go outside. For exercise, take a walk. For creative stimulation, go somewhere new. For companionship, make a friend. For self-esteem, turn off your TV, breathe deep and open your spirit to the basic goodness of the world. Go slow. If you live in New York and want to take a two-week vacation to Africa, it will be very difficult to travel for free. Time is not money. Time is free. Instead of buying a place ticket, take a train or bus, or just hop on your bike and ride away from town. 19 What should young athletes who may have a concussion do? A. Avoid using the head. B. Leave the field forever. C. Get treatment in time. D. Switch to another spor
