's search for ways of producing electricity has never stopped.Now a UK company has developed a special floor.There is a system in the floor that can produce electricity very cheaply using the energy from footsteps.That is to say,every time people step on this floor,electricity is produced....
A. It is really difficult to produce electricity by sunlight. B. The use of the floor may help solve the problem of climate change. C. The more people walk on the floor, the more electricity can be produced. D. The system using the energy from footsteps to produce electricity costs a ...
It is really difficut to produce electricity by sunlight.B. The use of the floor may help solve the problem of climate change.C. The more people walk on the floor, the more electricity can beproduced.D. The floor could be of little help to the shop owners near the streetsusing it.35...
The more people walk on the floor, the more electricity can be produced.D. The system using the energy from footsteps to produce electricity costs a lot. 相关知识点: 试题来源: 解析 CEver since the 19th century, people's search for ways of producing electricity has never stopped. Now ...
has never stopped.Now a UK company has developed a new kind of floor.It is very special.There is a system that can produce a certain amount of electricity very cheaply using the energy from footsteps.That is to say,every time people step on this special floor,electricity is produced. ...
A.it is really difficult to produce electricity by using sunlight B.the use of the floor may help solve the problem of climate change C.the more people walk on the floor, the more electricity can be produced D.the floor could be of little help to the shop owners near the street using...
3. What can we infer from the text? A.It is really difficult to produce electricity by sunlight. B.The use of the floor may help solve the problem of climate change. C.The more people walk on the floor, the more electricity can be produced. ...
【3】What can we infer from the textA.It is really difficult to produce electricity by sunlight.B.The use of the floor may help solve the problem of climate change.C.The more people walk on the floor, the more electricity can be produced.D.The system using the energy from footsteps to...
The self-driving plane proves to be useful in many ways.___ smart invention it is!A. What B. What an C. How D. What a 免费查看参考答案及解析 题目: They have many different ways to create electricity. But some ways are ___ to the environment and easily cause air pollution.A...
aInstead of producing electricity indirectly from organic materials with biologically-generated hydrogen, it is now known that electricity can be produced directly from the degradation of organic matter in a microbial fuel cell (MFC) ( Suzuki et al., 1978; Wingardet al., 1982; Allen andBennet...