Solar energy comes from the Sun. There is also energy that comes from wind and water.But do you know that energy can come from people,too? When you pedal a bike, you produce energy. You use your legs to push the pedals. Your energy is transferred(转移) to the bike. That makes the...
根据第二段第一话The Sun is an important "new sourse of energy"(太阳是一种重要的“新能源”)以及这段最后一句话Many people think that solar energy will be the answer to our future energy problem.(很多人认为太阳能将是未来能源问题的答案。)可知选C。4. 【答案】B 【解析】题意:人们如何使用...
根据原句翻译有点拗口。意思是动物是不能直接从太阳获得能量的。必须要植物通过光合作用，将太阳的能量转换为淀粉之类的，然后动物把植物吃了，获取能量。数学辅导团为您解答，有错误请指正，不明白请追问。没问题就采纳吧，祝你学习进步，更上一层楼！(*^__^*)...
The energy produced by the sun ___.A.is easy to storeB.poses similar problems to the other newer energy sourcesC.poses very few problemsD.poses different problems from the other newer energy sources的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashua
energy from sunlight and transfer it into clean fuels such as hydrogen, we would have had to use cadmium-based semiconductors in combination with expensive noble metals including platinum, iridium and ruthenium," lead researcher Dr Guohua Jia from Curtin's School of Molecular and Life Sciences ...
Energy is the ability to do work. Solar energy (太阳能) comes from the Sun. There is also energy that comes from wind and water. But do you know that energy can come from people, too? When you pedal (踩踏板) a bike, you produce energy. You use your legs to push the pedals. ...
A. producing used B. produced using C. produces using D. produced used 相关知识点: 试题来源: 解析 B 答案B 解析 句意为:太阳能是(人们)用来自太阳的能量而产生的能源。表语power应该是“被产生”的,所以后面的定语得用过去分词,且空后的energy作use的宾语,不含有被动的含义,不能用used,而应用using。
Solar cells convert energy from the sun into electricity. 太阳能电池是将太阳能转化为电能的装置。 The researchers have replaced a toxic compound, used to make one type of solar cell, 研究人员在制作太阳能电池时用一种新的化合物替换了原来有毒的化合物, with a chemical that is much cheaper, co...
aEnergy produced in the Sun’s core by fusion travels outward by radiation and convection. The Sun’s atmosphere shines by the energy produced in the core. 能量在太阳的核心生产了由融合旅行向外由辐射和对流。 太阳的大气由在核心导致的能量发光。[translate]...
D.By making a survey.(2)What is Paragraph 5 mainly about? DA.The future of new energy.B.The forms of world's energy.C.Producing bicycle-powered energy.D.Using bicycle-powered energy.(3)What do we know about bicycle-powered energy?