首页
登录
职称英语
Space is a dangerous place, not only because of meteors(流星)but also because
Space is a dangerous place, not only because of meteors(流星)but also because
游客
2024-02-16
41
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【S1】______as our protective blanket on earth. Light gets Light, and this is essential for plants to make the food which we eat. Heat ,too, makes our environment【S2】______. Various kinds of rays come through the air from outer space ,but enormous【S3】______of radiation from the sun are【S4】______off. As soon as men leave the atmosphere they are【S5】______to this radiation but their spacesuits or the walls of their spacecraft ,if they are inside ,do prevent a lot of radiation damage.
Radiation is the greatest known danger to explorers in space. The unit of radiation is called "rem". Scientists have reason to think that a man can【S6】______up with far more radiation than 0.1 rem without being damaged; the figure of 60 rems has been【S7】______on. The trouble is that it is extremely difficult to be sure about radiation damage -- a person may feel perfectly well ,hut the cells of his or her sex organs may he damaged, and this will not be discovered until the birth of【S8】______children or even grandchildren.【S9】______of the Apollo flights have had to cross belts of high amount of rems. So far, no dangerous amounts of radiation have been reported, but the Apollo missions have been quite short. We simply do not know yet how men are going to get on when they spend weeks and months outside the protection of the atmosphere, working in a space laboratory. Drugs might help to【S10】______the damage done by radiation, but no really effective ones have been found so far.
A)missions B)acts C)decay
D)quality E)quantities F)shelter
G)screened H)deformed I)increase
J)agreed K)endurable L)exposed
M)behaves N)decrease O)put [br] 【S2】
选项
答案
K
解析
endurable意为“可忍受的,能忍耐的”,在原文的句子中充当宾语补足语,意思是“所提供的热量使我们的环境可以居住”。
转载请注明原文地址:http://tihaiku.com/zcyy/3456795.html
相关试题推荐
Becausesomanypeopleintheirteensandearly20sareincreasinglysociali
Becausesomanypeopleintheirteensandearly20sareincreasinglysociali
Becausesomanypeopleintheirteensandearly20sareincreasinglysociali
Becausesomanypeopleintheirteensandearly20sareincreasinglysociali
Becausesomanypeopleintheirteensandearly20sareincreasinglysociali
[originaltext]W:Whydidn’tyouhaveyourphysicsclasstoday?M:Becauseonly
[originaltext]W:Whydidn’tyouhaveyourphysicsclasstoday?M:Becauseonly
[originaltext]W:Whydidn’tyouhaveyourphysicsclasstoday?M:Becauseonly
[originaltext]W:Whydidn’tyouhaveyourphysicsclasstoday?M:Becauseonly
[originaltext]W:Whydidn’tyouhaveyourphysicsclasstoday?M:Becauseonly
随机试题
[audioFiles]audio_eufm_j93_001(20082)[/audioFiles]A、Acatandadog.B、Acat.C
SECTION3Questions21-30Questions21-25Answerthefollowingquestionsusing
QuestioningTechniques—AskingQuest
PassageThree[br]WhatdidBobsuggestbysaying"Youcouldn’thavedragge
Springisa【B1】________season.Thetemperaturesaremild,andtheblooming
[originaltext]W:Howcanourhistoryteachergiveussuchadifficultassignmen
高速公路的年平均日设计交通量宜在()辆小客车以上。A.10000 B.150
下面哪些是酯类局部麻醉药A.布比卡因和普鲁卡因 B.利多卡因和丁卡因 C.普
共用题干 苏某(男)的父亲于1975年逝世,留有遗产为房屋(A)一处,由苏某继
与氟哌利多一起静注用于神经安定镇痛术的药物是A、丙米嗪 B、氯丙嗪 C、芬太
最新回复
(
0
)