This is Scientific American's 60-Second Science, I am Steve Mirsky, got a minute? You are pulling the tape off the roll and it starts to tear, or you are moving wallpaper and it refuses to strip off in strips or in what may be the most infuriating ca

发表于:2018-12-24 / 阅读(50) / 评论(0) 分类 Scientific American(三)月

(Woman) Today I want to talk about the Earth's last major climatic shift, at the end of the last ice age. But first, let's back up a moment and review what we know about climatic change in general. First, we defined climate as consistent patterns of

发表于:2018-12-30 / 阅读(81) / 评论(0) 分类 托福听力短文

It happens to all of us at some stage - you want to achieve change in your life, but just cannot motivate yourself to do it. You really want to reach success, lose weight, or eat differently, but just do not have the push or willingness to take actio

发表于:2019-01-21 / 阅读(30) / 评论(0) 分类 天天商务口语

长得像又容易记混的单词,需要花更多的时间记忆。普特君为你总结了24组易错形近词,寒假花点时间背诵记忆吧~ 9.invaluable/valueless ① invaluable:highly valuable,precious 非常贵重的,其同义词是

发表于:2019-02-05 / 阅读(39) / 评论(0) 分类 英文语法词汇

如今,高端大气上档次已经成为众人耳熟能详的网络用语,凭借其无与伦比的受欢迎度,高端大气上档次一度位居十大网络用语的榜首。这句让无数互联网迷们捶足顿胸的潮流时尚用语,到底

发表于:2019-02-08 / 阅读(46) / 评论(0) 分类 英语口语

16.The early railroads were........the existing arteries of transportation: roads,turnpikes, canals,and other waterways. A.those short lines connected B.short lines that connected C.connected by short lines D.short connecting lines 答对率:50% 答案

发表于:2019-03-12 / 阅读(107) / 评论(0) 分类 托福英语