首页
登录
职称英语
The Chinese fairy story Flying to the Moon now turns to be true, with China【
The Chinese fairy story Flying to the Moon now turns to be true, with China【
游客
2023-07-14
50
管理
问题
The Chinese fairy story Flying to the Moon now turns to be true, with China【C1】______the country’s second unmanned lunar probe, Chang’e 2 on 1st October, 2010. This mission marked another step for China’s pursuit of moon exploration. In fact, people all over the world have been and are【C2】______developing technologies for the exploration of deep space and the peaceful use of outer space, as space is actually 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【C3】______our protective blanket on【C4】______. Light gets through, and this is essential【C5】______plants to make the food which we【C6】______. Heat,【C7】______, makes our environments tolerable and some ultraviolet rays (紫外线的) penetrate the【C8】______. Cosmic (宇宙的) rays of various kinds come【C9】______the air from outer space, but【C10】______quantities of radiation from the sun are screened off.【C11】______men leave the atmosphere they are【C12】______to this radiation; 【C13】______their spacesuits or the walls of their spacecraft, if they are inside, 【C14】______prevent a lot of radiation damage. Radiation is the greatest known danger to explorers in【C15】______. Doses of radiation are measured in【C16】______called "rents (雷目)". We all【C17】______radiation here on earth from the sun, from cosmic rays and from radioactive minerals. The "【C18】______" dose of radiation that we receive each year is about two millirems; it【C19】______according to where you live, and this is a very rough estimate. Scientists have reason to think that a man can【C20】______far more radiation than without being damaged; the figure of 60 rems has been agreed. [br] 【C10】
选项
A、valid
B、enormous
C、various
D、proper
答案
B
解析
词汇辨析。本句意思是说大量来自于太阳的辐射被屏蔽了,故enormous符合句意,意为“大量的”。句中screen off意为“隔开”。valid意为“有效的”,various意为“各种各样的”,proper意为“合适的”,均不符合题意。
转载请注明原文地址:https://tihaiku.com/zcyy/2837422.html
相关试题推荐
ShouldWeResumetheTraditionalChineseCharacters?1.有人提出恢复使用繁体字2.有人对此反对3.你的
Whentimeswerehard,whitementhoughtthatChineseAmericanswereresponsible
Whentimeswerehard,whitementhoughtthatChineseAmericanswereresponsible
Whentimeswerehard,whitementhoughtthatChineseAmericanswereresponsible
Whentimeswerehard,whitementhoughtthatChineseAmericanswereresponsible
Chinesestudentsfoundithardforthemto______(适应美国课堂的氛围).Adapttotheatmosph
TheChinesefairystoryFlyingtotheMoonnowturnstobetrue,withChina【
TheChinesefairystoryFlyingtotheMoonnowturnstobetrue,withChina【
TheChinesefairystoryFlyingtotheMoonnowturnstobetrue,withChina【
TheChinesefairystoryFlyingtotheMoonnowturnstobetrue,withChina【
随机试题
Thereekofthetwintowers’rabblestillpermeatedLowerManhattanwhenYaros
Whatdoesthemansaywillbelostwiththedisappearanceofalanguage?[br][
Avegetablecropexpertadvised______(将这些蔬菜放置在可以接受八到十个小时日晒的地方)aday.putting
招标工程量清单由()提供,并对其准确性和完整性负责。A.招标人 B.设计
A.胰岛G细胞 B.胰岛B细胞 C.胰岛A细胞 D.胰岛D细胞 E.胰管
制定健康教育计划具体目标要回答的"4W"不包括A.Who(对谁) B.What
对公司成长性进行分析,其内容应该包括( )。 Ⅰ.公司产品市场前景的预测
2012年1-3月,东部地区商品房销售额占全国的比重约为()。A.40
基金在不同资产类别上的实际配置比例对正常比例的偏离并不代表基金经理在资产配置方面
对扩声系统供电设计中的以下问题,选择正确的答案。 扩声系统的交流电源容量宜为
最新回复
(
0
)