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
2023-12-15
42
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/3275407.html
相关试题推荐
Wemayhearchildrensay"whathewants?".Thisisanexampleof______.A、interfe
DangersofUsingComputerTerminalsUndoubtedly,thecompute
DangersofUsingComputerTerminalsUndoubtedly,thecompute
DangersofUsingComputerTerminalsUndoubtedly,thecompute
DangersofUsingComputerTerminalsUndoubtedly,thecompute
DangersofUsingComputerTerminalsUndoubtedly,thecompute
DangersofUsingComputerTerminalsUndoubtedly,thecompute
DangersofUsingComputerTerminalsUndoubtedly,thecompute
Inthepastfewyears,personalcomputers(PCs)havebecomebetter,stronger
Computers,andespeciallyconnectingtotheInternet,provideuniqueopportun
随机试题
Itsexport-ledstrategy,however,hasbeachedthecountry,leavingit_______th
HowBabiesLearnLanguageDuringthefirstyearofachi
[originaltext]M:IreallywanttoknowwhyNancyisalwayssohostiletowardme
[originaltext]M:HiJane,pleasecomeinandtakeaseat.W:Well,youwouldli
某投机者预计某商品期货远期价格相对其近期价格将上涨,他准备进行该品种的套利,他应
对于盘盈的存货,如属自然溢余,经批准后应转入“营业外收入”。()
根据《中华人民共和国物权法》,不动产物权的设立、变更、转让和消灭,经依法登记,发
某施工单位承接一大型施工项目,任命一施工项目经理来作为企业的代表人,对施工过程进
下列各项交易产生的费用中,不应计入相关资产成本或负债初始确认金额的是()。A.
血清中含量最高的补体成分是A、Cl B、C2 C、C3 D、C4 E、C
最新回复
(
0
)