雅思阅读素材：The magic of diasporas Immigrant networks are a rare bright spark in the world economy. Rich countries should welcome them THIS is not a good time to be foreign. Anti-immigrant parties are gaining ground in Europe. Brit... 详情>>
2020-01-16
雅思阅读素材：Game lessons It sounds like a cop-out, but the future of schooling may lie with video games SINCE the beginning of mass education, schools have relied on what is known in educational circles as chalk and talk. Chalk and... 详情>>
2020-01-16
雅思阅读素材：The screw tightens ONE can almost hear the gates clanging: one after the other the sources of funding for Europes banks are being shut. It is a result of the highly visible run on Europes government bond markets, which... 详情>>
2020-01-16
雅思阅读素材：Coarse work BRITISH universities, it appears, are considering abandoning a 200-year old system of degree classification in favour of the American GPA model. At present, students are bunched into grade clusters. The top... 详情>>
2020-01-16
雅思阅读素材：Why so few university slots? GETTING into college in America has gotten considerably more difficult over time. Zubin Jelvah writes: Thanks to the positive effects of higher education on pay, the competition for entrance... 详情>>
2020-01-16
雅思阅读素材：Difference Engine: Volt farce FOR General Motors, a good deal of the companys recovery from its brush with bankruptcy is riding on the Chevrolet Volt (Opel or Vauxhall Ampera in Europe), its plug-in hybrid electric vehi... 详情>>
2020-01-16
雅思阅读素材：No more whirly-splat ALTHOUGH rare, engine failure is a stressful thing for a helicopter pilot to have to deal with. The pilot of a fixed-wing aircraft that loses power can at least rely on those wings to provide him wi... 详情>>
2020-01-16
雅思阅读素材：Bodes law lives! SOMEWHERE, the spirit of Johann Elert Bode is smiling. Bode was a German astronomer who popularised a mathematical rule, which came to be known as Bodes law, in a book published in 1772. According to Bo... 详情>>
2020-01-16
雅思阅读素材：A Drier and Hotter Future While I was reading William deBuyss new book, A Great Aridness, two massive dust storms reminiscent of the 1930s raged across the skies of Phoenix and of Lubbock, Texas. Newspapers blamed them... 详情>>
2020-01-16
