Yougaingreaterconfidenceinyourself.Also,youbecomemoreoptimisticandcalmerinthemindthanbefore.Thereareseveralreasonsforthesechanges:yourself-imageimprovesasyoustartlivingintidybeautifulrooms,andyougaindecision-makingskillsasyoucontinuetochoosebetweenwhichthingstothroworgiveawayandwhichtokeep.ThewayweletgoofthingsintheKo...
What is the main idea of the passage? A. Children's short-sightedness can be cured. B. There are several causes of childre n's short-sightedness. C. Spending more time outdoors can lead to better eyesight. D. Children who spend more time outdoors are much healthier. ...
是这个话中的 What is the girl doing? She is having her eyesight examined to detect short-sightedness. 答案 目光短浅 哦..那就是近视的意思. 相关推荐 1 short-sightedness什么意思? 是这个话中的 What is the girl doing? She is having her eyesight examined to detect short-sightedness. ...
Myopia is the medical term for nearsightedness, a word you’ve probably heard more often. Being medically myopic, or nearsighted, means that you can see clearly when looking at objects nearby, but you can’t see far-away objects as well. Scientists estimate that by 2050, half of the ...
What type of lens is used to correct nearsightedness? A. Convex lens B. Concave lens C. Plane mirror D. Prism 相关知识点: 试题来源: 解析 B。解析:近视是由于眼睛的晶状体对光线的会聚能力太强,需要用凹透镜来矫正。选项 A 凸透镜用于矫正远视眼;选项 C 平面镜主要用于反射;选项 D 棱镜用于光...
In the case of astigmatism, the cornea or lens isn’t a uniform sphere all the way around. They’re shaped more like a football. Myopia vs. presbyopia –Presbyopia is the term for age-related farsightedness. Around our early to mid-40s, we start to lose flexibility in the lenses of ...
Farsightedness is an eye condition in which people can often see clearly far away, but objects up close may be blurry. Some people with farsightedness have blurry vision at both distance and near, depending on severity or age. The medical term for farsightedness ishyperopia. ...
What can be learnt from the passage? A. Nearsightedness may cause other health problems. B. There are more nearsighted students in the United States. C. 70 percent of Chinese students in primary school are nearsighted. D. Pathological myopia is most likely to cause blindness. ...
aIt can be argued that memory and foresightedness are the essence of intelligence; that man’s ability to manipulate time, to employ both past and future as guides to presentation, is what makes him human 它可以被争论记忆和深谋远虑是智力精华; 人的能力操作时刻,过去使用两和未来作为对介绍的指南...
Long the subject of debate on the "genes versus environment" theme, an animal model shows that at least some myopia may be acquired. G Kolata 被引量: 0发表: 1985年 What causes myopia? Myopia (nearsightedness) is a highly common eye condition that is predominantly caused by an axial ...