newwindmillsdon’tspin27. ,soweCAN’Tusewindpowerallthetime. E. Windmillsbreakallthetime F. Wecan’tusewindmillsatnight G. Windmillsaretooexpensivetouseallthetime . Winddoesn’tblowallthetime28.Whatdoesthepassag
___, so we CAN'T use wind power all the time. A. Windmills break all the time B. We can't use windmills at night C. Windmills are too expensive to use all the time D. Wind doesn't blow all the time( )4. What does the article say about wind power? A. Most people don't ...
As early as 3000 B.C., people used wind energy for the first time in the form of sail boats in Egypt. Sails captured the energy in wind to pull a boat across the water. The earliest windmills, used to grind grain, came about either in 2000 B.C. in ancient Babylon or 200 B.C. ...
As early as 3000 B.C., people used wind energy for the first time in the form of sail boats in Egypt. Sails captured the energy in wind to pull a boat across the water. The earliest windmills, used to grind grain, came about either in 2000 B.C. in ancient Babylon or 200 B.C. ...
A. Windmills break all the time B. We can’t use windmills at night C. Windmills are too expensive to use all the time D. Wind doesn’t blow all the time 4.What does the article say about wind power? A. Most people don’t like it. B. It’s getting cheaper. ...
, so we CAN'T use wind power all the time. . Windmills break all the time . We can't use windmills at night . Windmills are too expensive to use all the time . Wind doesn't blow all the time4. What does the article say about wind power? . Most people don't like it. . It...
D. wind power is getting more expensiv e.(5) T he best title for the passage is "_". A. Expensive Windmills B. Cheap and Clean Wind C. Popular and Clean Wind Power D. Dangerous Birds 相关知识点: 试题来源: 解析 【解析】 (1 ) B.推理判断题。 根据New windmill s spin slowly , ...
PV cells are the active components of solar panels, using a semiconductor material (usually silicon) to loosen electrons from light rays. Magnets then guide the loose electrons into a current. While solar energy is attractively abundant, it's also expensive to harness. A residential solar panel ...
windmills that powered everything from oil mills to sawmills—basically, it was one of the first industrial regions in the world. now it’s a small neighborhood of historic buildings that were moved here from around the zaan region. you can still visit a few working windmills, like de ...
A.We can't use windmills at night B.Windmills break all the time C.Wind doesn't blow all the time D.Windmills are too expensive to use all the time 4.What does the passage say about wind power? A.Most people don't like it. B.Denmark doesn't use it. C.It's getting more expen...