energy and reduce pollution. Owners of cars with engines above 4-liter capacity will have to pay a 40... for vehicles with engines between 3 and 4 liters will rise from 15 to 25 percent. The tax on cars ……

, it needs oxygen. A jet engine, like those on passenger airplanes, gets oxygen from the air. A rocket... conventional (传统的) jet engines,scramjets have no rotating (旋转) parts. In normal jet engines ……

, it needs oxygen. A jet engine, like those on passenger airplanes, gets oxygen from the air. A rocket... conventional (传统的) jet engines,scramjets have no rotating (旋转) parts. In normal jet engines ……

, it needs oxygen. A jet engine, like those on passenger airplanes, gets oxygen from the air. A rocket... conventional (传统的) jet engines,scramjets have no rotating (旋转) parts. In normal jet engines ……

Players wear jet suits to fly in the air.  screenshot from youtubeFlying like Iron ManFlying... jet suit race in Dubai on Feb 28. The new jet suit has five engines, letting people fly while ……

by plane engines, Allen Robinson and his colleagues from Carnegie Mellon University in the US used giant bags to collect emissions (排放物) from the engine of a jet (喷气式飞机). The bags could hold seven cubic ……

Countries and companies around the world are heatedly competing for green energy, and the ocean is a rich resource. Tidal energy (潮汐能) uses turbines (涡轮机) to gather energy from the tides and turns ……

THIS truck travels faster than a bullet train (高速列车). Shockwave is the world’s fastest jet-powered (装有喷气发动机的) truck. With three jet engines, it can hit speeds of 640 km/h. The three-ton truck has an ……

jet suit If you’re a fan of Iron Man, you must have been impressed by his amazing jet suit. Now, there is a real gravity jet suit to help us. Developed by the London-based technology company Gravity ……

patent office, the jet would use a variety of engines that would serve different purposes and power would... to the fast-paced cities’ need for speed.Airbus has a patent for a new supersonic (超音速的) passenger jet ……

. It allows you to see the world from a different . Our arrive to work full of energy and drive,” said Tom... to work! Gilo Industries is a company in the UK. It makes high-tech products (高科技产品) like jet boards (动力 ……

. From the outside, the Lifepack looks like an ordinary suitcase. But inside, it contains a set... the shelf system and hang it in your hotel closet.LynQBecoming separated from friends in crowds ……

. The team hopes to promote green energy around the world.On March 22, the airplane landed in Nanjing... into the wings, which can provide energy for four engines. During the day, the solar cells change solar ……

能源: clean energy; green energy水土流失: water and soil erosion水土保持: water and soil conservation森林... "green energy", "green technology", even "green GDP". However, the word "green" can mean something ……

Peg is a red hen.Peg gets set to go.Peg gets in a green jet (喷气式飞机).The jet is fast.Peg gets wet (湿漉漉的).The jet gets in a web (网).Peg falls and falls.Peg falls into bed! Have a go选出恰当的字母完成单词，并大 ……