Newly planted trees in sandy soil
Newly planted trees in clay soil
Well-established trees in clay soil
Well-established trees in sandy soil
60.Which of the following does NOT share a close meaning in the passage?
Fungus and organism
B. Moisture and water
C. Root and base
D. Dirt and desert
B
The time children spend outdoors could be linked to a reduced risk of being short-sighted, research suggests.
An analysis of eight previous studies by University of Cambridge researchers found that for each additional hour spent outside per week, the risk of short-sightedness was reduced by 2%.They said exposure to natural light and time spent looking at distant objects could be key factors .
The studies involved more than 10,000 children and adolescents. Dr Justin Sherwin and his research team concluded that short-sighted children spent an average of 3.7 fewer hours per week outdoors than those who either had normal vision or were far-sighted.
But they said the reasons were not yet clear.They expected to find that children who spent more time outdoors also spent less time doing activities like reading, studying or playing computer games, but no such link was found in two of the eight studies which looked at this relationship.
【2017年高考英语二轮专题复习命题预测58】相关文章:
★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ题型重组训练:第18组(含解析)
★ 【三维设计】2017届高考英语(江苏专用)二轮复习阅读理解解题技法示范课件:4
★ 【三维设计】2017届高考英语(江苏专用)二轮复习完形填空解题技法示范课件:4
★ (全国通用)2014届高考英语一轮单元复习 限时强化训练六
★ 2017届高考英语二轮复习大题冲关秘籍短文改错:创新押题(含解析)
★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (9)
★ 【三维设计】2017届高考英语(江苏专用)二轮复习阅读理解解题技法示范课件:6
★ 2017年高考英语二轮复习精品资料:专题16 书面表达(教学案)(教师版)
★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (56)
最新
2017-04-24
2017-04-24
2017-04-24
2017-04-24
2017-04-21
2017-04-21