首页
登录
职称英语
The modern age is an age of electricity. People are so used to electric lights,
The modern age is an age of electricity. People are so used to electric lights,
游客
2023-07-30
64
管理
问题
The modern age is an age of electricity. People are so used to electric lights, radios, televisions, and telephones that it is hard to【B1】______what life would be like without them. When there is a power failure, people【B2】______about in faint candlelight, cars【B3】______in the streets because there are no traffic lights to guide them, and food【B4】______. in silent in refrigerators.
Yet people began to understand how electricity works only a little more than two centuries ago. Nature has【B5】______been experimenting in this field for millions of years. Scientists are discovering more and more that the living world may hold many interesting【B6】______of electricity that could benefit【B7】______
All living【B8】______send out tiny pulses of electricity.【B9】______The brain, too, sends out brain waves of electricity, which can be recorded in an electric device.【B10】______—often so small that sensitive instruments are needed to record them. But for some animals, certain muscled cells have become so specialized as electrical generators that they do not work as muscle cells at all.【B11】______. [br] 【B11】
选项
答案
When large numbers of these cells are linked together, the effect can be astonishing
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2882561.html
相关试题推荐
Thenexttimeyouattendasocialfunctionorgotoaplacewherepeoplemeetan
Thenexttimeyouattendasocialfunctionorgotoaplacewherepeoplemeetan
Thenexttimeyouattendasocialfunctionorgotoaplacewherepeoplemeetan
[originaltext]M:Oneofthemostcommonquestionsweaskaboutpeople’sbehavio
[originaltext]Inthemodernworld,itisimportanttobewell-informed.Suc
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
随机试题
Throughoutthenation’smorethan15,000schooldistricts,widelydiffering
[originaltext]W:Excuseme,didyousaythesecakeswerefifteendollars?M:No
[originaltext]M:Lasttime,weoutlinedhowtheCivilWarfinallygotstarted.
[originaltext]W:Welcometoourcity,Mr.Lorden.But,ofcourse,youhavebeen
怀疑为上颌窦炎时检查前采用的引流体位()A.头位直立 B.头前倾9
生产、储存、使用煤气的企业应当在可能发生煤气泄漏、聚集的场所,设置()煤气检测
良性肿瘤引起机能亢进,说明该肿瘤发生的器官是A、呼吸器官 B、循环器官 C、
关于市场定位的说法错误的是()。A、市场定位是企业根据竞争者产品所在的区
国有建设用地使用权出让市场是( )市场。A.完全竞争 B.垄断竞争 C.寡
如何正确解释测验分数的意义?
最新回复
(
0
)