The sun, _undoubtedly_, is the source of light and heat. What other sources of energy are there? A. undoubtedly B. in addition C. by accident D. at present 相关知识点: 试题来源: 解析 A。“undoubtedly”插入语表示毫无疑问,太阳毫无疑问是光和热的来源。“in addition”此外;“by accident”...
解析 答案C 解析 考查句式。 as is well known众所周知,故A.B错误。 根据翻译:众所周知,就像热一样,光也是一种能量。 语序可为: As is well known, just like heat, light is a form of energy。本题将 as is well know插入 just like heat中,故应选C ...
sconflictwithherson?A.Toleadintheuseofperiodintexting.B.Toemphasizethegreatpowerofwords.C.Toshowyoungsters?attitudestowardstexting.D.Tosuggesttherightuseofpunctuationmarks.( )6.WhyisJuanAbenanteRinconmentionedinthetext?A.Tomakeassessmentsontherecentstudy.B.Toconfirmthefindingsoftherecentstudy.C.Toputforwa...
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devicesweareexposingourselvestobluelight. Bluelightisatypeofelectromagnetic(电磁 的)radiationwithaveryshortwavelengththat producesahighamountofenergy.Whileit?strue thatlightcandamageoureyesundercertaincircumstances,there?snoscientificevidencesuggestingthatbluelightisharmfultooureyes.But manypeoplestillthinkitis,whichis...
百度试题 结果1 题目is well known, light, like heat, is a form of energy. A. It B. What C. Just as D. As 相关知识点: 试题来源: 解析 B 反馈 收藏
Light energy is a kind of kinetic energy capable of allowing various forms of lights visible to the human eyes. Light is known as a type of electromagnetic radiation produced by hot objects such as lasers, bulbs and sunlight. Let us understand it in deta
百度试题 结果1 题目5. Anything that can burn is a source of heat energy. (which\/that/what) 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Chapter 1: What is Energy? Energy causes things to happen around us. Look out the window. During the day, the sun gives out light and heat energy. At night, street lamps use electrical energy to light our way. When a car drives by, it is being powered by gasoline, a type of ...
Energy is___makes things work,and it can be changed into heat or light or used to drive machinery.A.that B.all C.what D.which 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 C.what 这是what引导的表语从句 这个句子缺表语,所以是表语从句,what在从句中做主语所以不能省略...