Grafo—the shorthand he uses for his handle—grew up in an underprivileged region of South America. “It’s not like our house was made of mud,” he jokes, “but if you call some places ‘third-world,’ ours was ‘fourth-world.’” His family worked together to make ends meet, ...
In hide and seek, one person counts up to a number while everyone else hides. But some numbers are so big that you couldn't count up to them in your whole lifetime. How much is a million? We write 1 million as a 1 followed by six...
【A】The world uses about a thousand million tons of water a day. Water is a human right and everyone should have their share. Yet more than 700million people around the world have trouble getting clean, safe water.Treating waste water is a good way to provide fresh water for us. And ...
Theworldusesaboutathousandmillion(百万)tonsofwateraday.Waterisahumanrightandeveryoneshouldhavetheirshare.Yetmorethan700millionpeoplearoundtheworldhavetroublegettingclean,safewater.Treatingwastewaterisagoodwaytoprovidefreshwaterforus.Anditalsohelpstheenvironmentbykeepingwasteoutofriversandoceans.80%ofwastewateraroundthewor...
when Huawei launched its unique energy-saving solution, PowerStar, which uses intelligence to help operators balance energy use and network performance. More than 70 operators have deployed the solution in live networks. In China, 800,000 sites are running PowerStar, saving 400 million kWh per ...
细节理解题,根据题干问题定位文章第一段的“Each year, the world loses about 10 million hectares of forest…To handle it, now researchers at Massachusetts Institute of Technology (MIT) have pioneered a technique…”可知答案为 C...
Henry Tyler made the catch of the year on the weekend. When he saw a young child hanging from a sixth-floor apartment balcony (阳台), Henry ran one hundred metres, jumped over a 1. 2-metre fence, and held out his arms to ...
根据“Yet more than 700 million people around the world have trouble getting clean, safe water.”可知,全世界有超过7亿人无法获得清洁、安全的水。故选B。 (2)题详解: 细节理解题。根据“Treating wastewater is a good way to provide fresh water for us. And it also helps the environment by ...
borrow bicycles for local travel.This kind of technology is made for people who want to leave cars and motorcycles at home, and avoid spending money on a taxi service.China's Ministry of Transport reports that the two year bike-sharing trend has put over 16 million bikes in Chin a alone....
“With a population of 12 million, Hangzhou is among China’s 15 largest cities. The Airport Expressway spans 20 kilometers and connects Hangzhou's Xiaoshan International Airport, the Asian Games Village, and the downtown area, says Zhao Rui, CEO of Huawei's Zhejiang Rep Office. It is not...