首页
登录
职称英语
Children today spend more time stare at computer and (1)______TV screens bo
Children today spend more time stare at computer and (1)______TV screens bo
游客
2023-12-13
57
管理
问题
Children today spend more time stare at computer and (1)______
TV screens both at school and at home. Scientific (2)______
studies show an epidemic of myopia (also known as
nearsightedness) has struck children—and it is spreading
faster in many countries. Doctors warn that sitting too close
to a computer, especially fixes your eyes at a computer or (3)______
TV screen from close range, increases the risk of myopia.
The cause of myopia is difficult to explain in simple
terms. While some say sitting near computers and TV
screens is one of the reasons, others say children born to
nearsighted parent/parents are vulnerable. (4)______
Can genes or the environment, or a combination of two (5)______
explain the growing prevalence of myopia across many
countries? How can parents understand what causes myopia
and the risks it poses to their children’s eyesight?
Children suffering from myopia have trouble seeing
close objects clearly. The eyeball is thought to become (6) ______
longer, because of which less effort is needed to see up
close. Moreover, the elongated eye can no longer focus on (7)______
distant objects.
Symptoms of myopia are rarely noticed in early (8)______
childhood. Myopic children must hold books very close to (9)______
their face or may not be able to read the writing on the
blackboard in school. They may squint and complain of (10)______
head and eyestrain. [br]
选项
答案
at
解析
at school表示“在学校”;at home表示“在家里”。英语中,后文如果出现与前文相同的内容,只要不会产生歧义,就进行省略,此处介词at是相同的,删去。
转载请注明原文地址:https://tihaiku.com/zcyy/3269014.html
相关试题推荐
NewEducationalTechnology:ChallengesandPotentialI.Thecriticismofcomputer
NewEducationalTechnology:ChallengesandPotentialI.Thecriticismofcomputer
NewEducationalTechnology:ChallengesandPotentialI.Thecriticismofcomputer
NewEducationalTechnology:ChallengesandPotentialI.Thecriticismofcomputer
NewEducationalTechnology:ChallengesandPotentialI.Thecriticismofcomputer
Thechildrenknowthetaboowords,thepoliteformsofaddressduringA、Pragmatic
______meansthatitisimpossibleforchildrentoacquiresomeparticularlangu
Childrentodayspendmoretimestareatcomputerand(1)______TVscreensbo
Childrentodayspendmoretimestareatcomputerand(1)______TVscreensbo
Childrentodayspendmoretimestareatcomputerand(1)______TVscreensbo
随机试题
______,explorerscouldneverhavefoundthecave.A、Butforthefissurehadbeen
[audioFiles]audio_eusm_j01_281(20099)[/audioFiles]A、Anyonewouldhavedifficult
Twogroupsofscientistsdemonstratedlastweekfoxthefirsttimethatthe
图 2010年国企利润和同比增幅情况 纳入统计的国有企业,包括82个中央部
发生医疗纠纷需进行尸检的,尸检时间应在死后A.12小时内 B.24小时内
阅读下列材料,回答问题。 赵老师设计了“访问”鲁尔区的东北工业区经济发展智囊
下面对文学名著的点评不正确的一项是A、《格列佛游记》是一部杰出的讽刺小说,作者用
砌体结构主要应用于以承受()为主的墙体等构件。A、竖向荷载 B、水平荷载 C
在下列表述中,有关股票风险性表述错误的是()。A:股票的风险性和收益性是彼此独立
下列事项中,属于应收款项等金融资产发生减值的客观证据有()。A.发行方或债
最新回复
(
0
)