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
37
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] 【B10】
选项
答案
The electric currents generated by most living cells are extremely small
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2882560.html
相关试题推荐
Cultureshockissonamedbecauseoftheeffectithasonpeoplewhentheyenter
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
Scientistsarelearningmoreaboutour【C1】______forsleep.Mostpeoplesleep【C2
随机试题
Musiccanspreadacrosseverywhereand【T1】______thedistancebetweenpeopleo
Haveyoueverbeenafraidtotalkbackwhenyouweretreated【S1】______?Havey
回答有关压实度的问题。(5)关于土基压实度评定的下列说法正确的是()。A.分层
下列关于宫颈的叙述,错误的是()A.宫颈主要由平滑肌纤维组成 B.分阴道
下列除哪项外,均是大承气汤主治证可能见到的临床表现A.下利清水 B.手足溅然汗
富含强心苷的药材是A:桂皮B:葛根C:黄花夹竹桃D:银杏E:洋金花
A.党参B.山慈菇C.商陆D.何首乌E.天麻具有"云锦花纹"的是
目前,( )经过房屋产权单位批准并补交了土地收益后,可以在市场上进行流通。A、
我:认识:你A.八:大于:六 B.你:矮于:她 C.尔:就是:你 D.他:
下列化学物质中属于间接致突变物的是A.烷化剂 B.芥子气 C.镍 D.铬
最新回复
(
0
)