首页
登录
职称英语
Space is a dangerous place, not only because of meteors(流星)but also because of r
Space is a dangerous place, not only because of meteors(流星)but also because of r
游客
2024-02-19
18
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(宇宙的)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 "rem(雷姆)". 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 milligrams; 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] 【C5】
选项
A、again
B、also
C、besides
D、too
答案
D
解析
本句意为:热不仅使我们的生产环境温度适宜,而且紫外线也能穿透大气。also一般紧跟动词;besides一般用在句前;too可用在句中,用逗号隔开。
转载请注明原文地址:http://tihaiku.com/zcyy/3464557.html
相关试题推荐
Spaceisdangerousplace,notonlybecauseofmeteors(流星)butalsobecauseof
Itiseasiertonegotiateinitialsalaryrequirementbecauseonceyouarein
Itiseasiertonegotiateinitialsalaryrequirementbecauseonceyouarein
Nothingcanbewasted,andweare____________(从不为有多余的食物困扰)becausewehavenever
Theyalsofinditdifficulttobepleasedbycomplimentsbecausetheybelieveth
A、Becausetheyarerealizingtheimportanceofforeignlanguageintheirfuture
A、BecauseitisthelargestairportinAmerica.B、Becauseithasagoodsorting
A、Becausethequalityofwaterdecidesitsvolume.B、Becausehealthconditionsa
A、Studentsattenditbecauseitisrequired.B、Thestudentlikesthecoursevery
A、Becausetheydon’thavesupportnetworks.B、Becausetheycannotcopewiththe
随机试题
Usingextremelydifferentdecoratingschemesinadjoiningroomsmayresultin__
NowwetraveltothenorthcentralpartoftheUnitedStates.Weareinthe
[originaltext]M:Hi,Mary.Doyouwanttostartwritingalabreportafterwef
如何建立以生为本的班级管理机制
A注册会计师负责审计甲公司2016年度财务报表。甲公司2016年12月31日应收
肾开窍于A.目 B.口 C.鼻 D.二阴 E.舌
胆总管下端有阻塞时,T管引出的胆汁为A:量过多 B:量过少,色深 C:浑浊
固体绝缘材料指的是()等,属于纤维素绝缘材料。(A)纸(B)层压纸板
风险对冲对管理()非常有效。A.市场风险 B.信用风险 C.操作风险 D
三根中属于五元之气的是A.血 B.希日 C.巴达干 D.赫依 E.黄水
最新回复
(
0
)