首页
登录
职称英语
Space is a dangerous place, not only because of meteors (流星) but also becaus
Space is a dangerous place, not only because of meteors (流星) but also becaus
游客
2023-07-14
85
管理
问题
Space is a dangerous place, not only because of meteors (流星) but also because of rays from the sun and other stars. The atmosphere again acts【C1】______our protective blanket on【C2】______. Light gets through, and this is essential【C3】______plants to make the food which we【C4】______. Heat,【C5】______, makes our environments tolerable and some ultraviolet rays(紫外线) penetrate the【C6】______. Cosmic rays of various kinds come【C7】______the air from outer space, but【C8】______quantities of radiation from the sun are screened off.【C9】______ men leave the atmosphere they are【C10】______to this radiation;【C11】______their spacesuits or the walls of their spacecraft, if they are inside,【C12】______prevent a lot of radiation damage. Radiation is the greatest known danger to explorers in【C13】______. Doses of radiation are measured in【C14】______called "rems" (雷目). We all【C15】______radiation here on earth from the sun, from cosmic rays, and from radioactive minerals. The"【C16】______"dose of radiation that we receive each year is about two millirems; it【C17】______according to where you live, and this is a very rough estimate. Scientists have reason to think【C18】______a man can【C19】______far more radiation【C20】______without being damaged; the figure of 60 rems has been agreed. [br] 【C15】
选项
A、receive
B、accept
C、bring
D、catch
答案
A
解析
receive表示客观收到;accept表示主观接受。我们受到的辐射并非主观接受。
转载请注明原文地址:https://tihaiku.com/zcyy/2835134.html
相关试题推荐
Jasondideverythinginhis______tocomforthisgirlfriendbecauseofherfailu
【B1】[br]【B12】A、BecauseB、ForC、WhenD、StillCthis是指上文中的tobeatouttheflames
[originaltext]Whenpeoplesucceed,itisbecauseofhardwork,butluckhas
Itiseasiertonegotiateinitialsalaryrequirementbecauseonceyouarein
Itiseasiertonegotiateinitialsalaryrequirementbecauseonceyouarein
Itiseasiertonegotiateinitialsalaryrequirementbecauseonceyouarein
Itiseasiertonegotiateinitialsalaryrequirementbecauseonceyouarein
Theyoungundergraduatewas______deathbecausehehadmurderedfourofhisclass
Thedoctor’spracticehas______becauseofhiscarelessness.A、droppedbyB、drop
[originaltext]M:Thenwhydidyouapplyforthisjob?W:That’sbecauseofthe
随机试题
Inthesimplestterms,amarketistheplacewheresellermeetsbuyertoexc
220/380V低压架空电力线路接户线,在进线处对地距离不应小于多少m?A.2.
在对某类反光膜逆反射系数测试多次之后所得结果与该类型反光膜标准规定值之差称为随机
下列教学目标属于“过程与方法”范畴的是()。A.知道化学式研究物质的组成、结构、
以下关于“具有中国特色国际领先的能源互联网企业”中“具有中国特色”的描述,不正确
房地产市场的运行环境中,( )涉及资本的安全性,是投资者最敏感的问题之一。A.
公共服务设施规划布局采用的方式有()。A.分散布局 B.集中布局 C.
劳动法的首要原则是()A:保障劳动者的劳动权 B:劳动关系民主化 C:物质帮
下列关于行政许可实施程序中的听证程序的表述,错误的有()。A、行政许可直接涉及申
2021年7月1日,习近平总书记在庆祝中国共产党成立100周年大会上的讲
最新回复
(
0
)