首页
登录
职称英语
Space is filled with radiant energy and beyond earth’s atmosphere this energ
Space is filled with radiant energy and beyond earth’s atmosphere this energ
游客
2023-07-15
29
管理
问题
Space is filled with radiant energy and beyond earth’s atmosphere this energy flow steadily and intensely from the sun. An abundant and essential【C1】______of energy would be used in space by developing satellite solar【C2】______stations. To live in space, humans must be protected【C3】______the fierce intensity and penetrating sunlight. The colony will have to have enough energy to【C4】______a fairly uniform temperature. The sun is not dimmed【C5】______an atmosphere. Shaded materials not【C6】______to direct sunlight will almost be absolute zero, while the temperature can soar above the【C7】______point. The colony will need to have both heaters and【C8】______Fortunately, sun’s energy can be converted【C9】______electricity. Converting sun’s energy, we would【C10】______stations in the space that would intercept【C11】______sunlight. The stations intercept enough sunlight to【C12】______five nuclear reactors and they could be as【C13】______as nine miles long and four miles wide while they weigh twenty thousand tons. This is a【C14】______free way to generate electricity and cost no【C15】______than coal or nuclear energy. Solar cells do the actual converting. A useful material found in lunar soil is silicon which is used to make solar cells.【C16】______we can produce a large amount of these cells and then we avoid any problems of【C17】______the material from earth. A solar cell is made from two thin layers of silicon. Sunlight【C18】______on the cell shakes the electrons【C19】______, and then these electrons move off into an outside circuit, which is detected as an electrical current. Things are arranged【C20】______most of the work involved in generating the electricity is done by forces associated with the atoms themselves. [br] 【C9】
选项
A、into
B、on
C、at
D、like
答案
A
解析
固定搭配题。convert into的意思是“把……转变成……”,into可以表示变化的动态状态,所以应该选A。on,at,like这几个介词不能表示“变成”的意思,故排除。
转载请注明原文地址:https://tihaiku.com/zcyy/2839939.html
相关试题推荐
____________(三天内要筹集2万5千英磅)wasataskaltogetherbeyondherpower.Theraisingo
Thewaypeopleholdtothebeliefthatafun-filled,pain-freelifeequalsh
Thewaypeopleholdtothebeliefthatafun-filled,pain-freelifeequalsh
Thewaypeopleholdtothebeliefthatafun-filled,pain-freelifeequalsh
Thewaypeopleholdtothebeliefthatafun-filled,pain-freelifeequalsh
Spaceisfilledwithradiantenergyandbeyondearth’satmospherethisenerg
Spaceisfilledwithradiantenergyandbeyondearth’satmospherethisenerg
Spaceisfilledwithradiantenergyandbeyondearth’satmospherethisenerg
Spaceisfilledwithradiantenergyandbeyondearth’satmospherethisenerg
Spaceisfilledwithradiantenergyandbeyondearth’satmospherethisenerg
随机试题
Afewweeksago,Ihada【C1】______unusualflightfromLondontoKhartoum.
Fredhas______kindofhumourthatcanonlybeappreciatedbythosewillingto
中国老龄化根据全国老龄工作委员会的数据来看,到2053年,中国60岁及以上的老人数量预计会从目前的1.
电子邮件的格式为()A.邮件服务器名@用户名 B.用户名@邮件服务器名 C
对于设置于河流宽度不大且有航运要求的河流的河床式取水构筑物,不宜采用下列哪项取水
下列哪组产物是由交联后纤维蛋白的降解产生的A.X′、Y′、D、E及A、B、C、H
女性,35岁,诉2个月来发热、乏力伴消瘦。体检:左颈、两侧腋窝和腹股沟部位可触及
患者男,65岁。有慢性支气管炎、肺气肿病史30年,咳、痰、喘加重10天,血气检查
二尖瓣狭窄时左心房内可见到( )。A.白色血栓 B.红色血栓 C.透明血栓
材料题 根据下面资料,回答题: 赵某于2014年3月应聘到某公司工作,双方
最新回复
(
0
)