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
2024-02-14
16
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/3451400.html
相关试题推荐
They______becausethelight’son!A、musthavegoneoutB、can’thavegoneoutC、
Don’thesitatetodoitbecausewhatyoudo____________(对我没有很大关系).doesnotmak
Hewasarrestedbythepolicebecausehe__________(对这场交通事故负有责任)wasresponsiblef
I________(想暑假外出旅游)becauseIenjoymeetingpeopleandseeingnewplaces.feell
Icouldn’tsleeplastnightbecausethetapinthebathroomwas______.A、draining
Spaceisadangerousplace,notonlybecauseofmeteors(流星)butalsobecause
Spaceisadangerousplace,notonlybecauseofmeteors(流星)butalsobecause
Spaceisadangerousplace,notonlybecauseofmeteors(流星)butalsobecause
Spaceisadangerousplace,notonlybecauseofmeteors(流星)butalsobecause
Spaceisadangerousplace,notonlybecauseofmeteors(流星)butalsobecause
随机试题
Mostofusspendourlivesseekingthenaturalworld.Tothis【C1】______wego
“生产成本”账户的期末余额一般在借方,表示期末尚未销售出去的产品成本。()
混凝土排水管安装外观质量要求管口缝带圈不得开裂脱皮,管口内缝砂浆不得有空鼓。()
随着小儿年龄的增加A:脉搏增快,血压增高 B:脉搏增快,血压减低 C:脉搏减
目前临床上免疫球蛋白(除IgE外)定量的最佳方法是A.火箭电泳B.免疫浊度法C.
2013月6月20日,某市人民政府根据城市规划实施旧城改造,决定征收城区内某处国
下列对中小学校场地选址要求正确的是()。A.根据当地人口密度、人口发展趋势和
物业服务合同中对于服务质量的约定,必须()。A:简明扼要 B:线条清晰 C:
上市公司()的,中国证监会不予核准其发行申请。 A.最近5年内有重大违法违规
下列说法正确的是( )。A.在陡坡地上开垦种植农作物,坡度不得陡于十五度 B.
最新回复
(
0
)