2022版高中英语Unit2TheOlympicGames单元达标检测含解析新人教版必修2

单元达标检测(满分:120分;时间:100分钟)第一部分　阅读理解(共两节,满分35分)第一节(共10小题;每小题2.5分,满分25分)阅读下列短文,从每题所给的A、B、C和D四个选项中,选出最佳选项

单元达标检测 (满分:120分;时间:100分钟) 第一部分 阅读理解(共两节,满分35分) 第一节(共10小题;每小题2.5分,满分25分) 阅读下列短文,从每题所给的A、B、C和D四个选项中,选出最佳选项。 A Are you preparing for abig test? If so, you may want to go to play basketball in between hitting the books.Doctors are starting to find more and more information that suggests aconnection between exercise and brain development. Judy Cameron, ascientist at Oregon Health and Science University, studies brain development. According to her research, it seems that exercise can make blood vessels, including those in the brain, stronger and more fully developed. Dr. Cameron claims that this allows people who exercise to concentrate better. And she says, “While we already know that exercise is good for the heart, exercise can really cause physical changes in the brain.” The effects of exercise on brain development can even be seen in babies. Babies who do activities that require alot of movement and physical activities show greater brain development than babies who are less physically active. With babies, even alittle movement can show big results. Margaret Barnes, a pediatrician(儿科医生), believes in the importance of exercise. She thinks that many learning disabilities that children have in elementary school or high school can be traced back to alack of movement as babies. “Babies need movement that stimulates their five senses. They need to establish aconnection between motion and memory. In this way, as they get older, children will begin to associate physical activities with higher learning,” says Margaret. Older people can strengthen their brains as well. Columbia University studied agroup of seniors ranging in age from seventy to seventy-nine. Their study showed ashort-term memory increase of up to 40 percent after exercising just three hours aweek. The exercise does not have to be very difficult, but 1