第9练 B卷(1七选五+1语法填空+1读后续写)-2022-2023学年高二英语下册【经纶学典】学霸组合训练(五合一)

B卷 限时小练(二) 1七选五+1语法填空+1读后续写建议用时:35分钟 Ⅰ七选五 难度:3星 主题语境:久坐的危害体裁:说明文建议用时:6分钟正确率:/5 (2022·广东省福田外国语高中高三阶段练习)Areyou sitting more than ever?l You're probably sitting while reading this. Sometimes you sit when you are driving or attending a meeting. Other times you sit when you engage yourself in watching a movie or playing computer games. That's undoubtedly a lot of sitting. Thefact is, the amount of time spent sitting has increased over time._2- We know sitting too much is bad, and most of us naturally feel a little guilty after a long-time TV watching. 3- A study on nearly 8,000 adults suggests that there's a direct relationship between the time spent sitting and our risk of early death of any cause. As the total sitting time increases, so does the risk of early death. "Sit less, move more" is what the Heart Assiation encourages us to do.4It is like telling someone to just "exercise"without telling them how. Exercise guidelines are always more practical. For example, the Center for Disease Control recommends adults do exercise for two hours and 30 minutes every week, plus muscle strengthening activities two or more days a week. We need similar guidelines for sitting. 5_"It would probably be like,for every 30 continuous minutes of sitting, stand up and move or walk for five minutes at a quick pace," Diaz, the lead researcher said, adding that the study has put us a step closer to the satisfying guidelines. But more researches are needed to confirm their approach. A. Now it's time to get up and move around. B. Take a moment to think about your sitting activities. C.Health experts also suggest exercising on a daily basis. D.But this guideline is just too simple and abstract to make a difference. E.As of today, average adult will spend 56%—86% of their daily time sitting F.But what exactly goes wrong when we park ourselves for nearly eight hours per day? G. To make up for the weakness, a research team is working on a more specific guideline. 1.___