s innovation.21.A.seemed B.appeared C.looked D.showed22.A.when B.what C.why D.where23.A.all B.both C.neither D.none24.A.in B.on C.to D.from25.A.improved B.finished C.invented D.wasted26.A.people B.water C.electricity D.money27.A.try B.lead C.win D.value28.A.develop ...
Electricity is very useful in our daily lives. It is said to be one of the greatest 1 in human history. It lights our world, 2 our homes, cooks our food and gives us lots of happiness. Electricity brings brightness. Today, almost everyone around the world uses electricity...
5. Who was the telephone invented? A. Benz B. Bill C. Bell Ⅲ. 听短文,根据短文内容完成表格信息,每空词仅填一词。(10 分) Who was it invented by John Loud, a(n) ___1___ person When was it invented In___2___ Advantages help us ___3___ faster and makes our life...
M: Sure. Do you remember that play I was in a few years ago? I knew my lines, but I was terrified to have to recite them in front of an audience. As soon as I saw the crowd of people down there, my heart beat so fast that I was unable to say a single word. W: That's...
D. can produce electricity through activities 43. If you use iris scans to tell a person, you . A. have to use passwords at first B. should show your fingerprints C. need to look straight at the machine D. ought to speak to the machine aloud 44. What does the underlined word “pas...
numberofelectricvehicles,whichwasabout1millionin2015,lastyearreached2million.Inelectricity generation,too,thetrendiswiththegreenness.Inthefirsthalfofthisyear,wind,sunandwater generatedarecord35%ofGermany?spower. Greatersuccessisbreedinggreaterambition.Californiaisproposingtoreach60%renewableenergy by2030.176countries...
—We should ___ the electricity when we don’t use it.—Yes. You’re really a green person.A.clean offB.put offC.take offD.shut off 免费查看参考答案及解析 题目: When Suansuan first read Peach Blossom Shangri-la(《桃花源记》) in her high school Chinese textbook, she didn’t ...
They burn waste to make electricity in a green way. 39 The Chinese government is encouraging people to do waste sorting ( 分类). Cities like Shanghai, Chongqing and Beijing have their own sorting systems. 40 More and more people are forming the habit of separating their waste. Let?s be ...
W:It was invented in 1876. (B)1.Which of them was invented in 1876? A. B. C. 听力材料:2.M:I think the clock is the most useful invention.What about you,Lucy? W:I don't agree.I think the zipper is the most useful invention. (B)2.Which of them does Lucy think ...
electricity.He has been using plastic bottles filled up with water and a little bleach(漂白剂)to provide dark rooms with light for many years. And the idea has now spread across the world. It is predicted that his lighting system,which works using refraction(折射)of sunlight,will be fitted...