B组    统一命题、省(区、市)卷题组

Passage 1(2019课标全国Ⅰ) 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。 Is Fresh Air Really Good for You? We all grew up hearing people tell us to “go out and get some fresh air.”　1    According to re-cent studies, the answer is a big YES, if the air quality in your camping area is good. 　2    If the air you're breathing is clean—which it would be if you're away from the smog of cities—then the air is filled with life-giving, energizing oxygen. If you exercise out of doors, your body will learn to breathe more deeply, allowing even more oxygen to get to your muscles(肌肉)and your brain. Recently, people have begun studying the connection between the natural world and healing(治愈).　3    In these places patients can go to be near nature during their recovery. It turns out that just looking at green, growing things can reduce stress, lower blood pressure, and put people into a better mood(情绪).Greenery is good for us. Hospital patients who see tree branches out their win-