托福考试有没有捷径？到底如何备考？

只有考过才知道，托福考试是一门很科学的语言能力考试，所以它的主要目的是考察学生的听说读写等多个方面的综合实力。 举个例子，托福口语的第三题和第四题是需要先阅读一篇文章再听

SSS 2010-08-31

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. We humans love excuses to gather for a rousing evening of communityfeaturing lots of food. Now researchers have evidence for the earliest known group f

SSS 2010-08-27

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Are you listening to me through headphones? Because heres a sample of what might be harming the ears of teenagers. Just kiddingthe last thing we want t

SSS 2010-08-26

This is Scientific Americans 60-Second Science, Im Karen Hopkin. This will just take a minute. Gimme the chocolate milkshake and the cheeseburger deluxe. Thats the cheeseburger with lettuce, tomato, onion, fries and statin pill, coming right up. That

SSS 2010-08-25

Youve probably seen dogs working security at airports, sniffing for drugs, bombs and contraband food. Now our best-friend biosensors might have a new task: ferretting out the scent of bird flu. And they may not be alone on the job. Researchers from t

SSS 2010-08-20

This is Scientific American's 60-Second Science. I'm Molly Webster. Got a minute? Everyone from Freud to Tina Fey has tried to understand why some things are funny. Now, new research concludes that one key to comedy is for a situation to violate a mo

SSS 2010-08-11

Theres nothing like a good steak. And our Australopithecus afarensis ancestors apparently felt the same way. Because new discoveries from Ethiopia show that what was likely the species of the famous fossil Lucy used stone tools to butcher meat from b

SSS 2010-08-10

Thats what it might sound like if I had a tongue stud, hitting my teeth. Maybe youve seen people with studs in their tongue clicking it up against their front teeth, a move known as playing. But it turns out that the habit may destroy some smiles. Un

SSS 2010-08-06

One of the concerns about working with genetically modified crops has been that vegetation growing in agricultural fields might escape out into the world. Now, for the first time in the U.S., researchers report a large population of GM crops beyond t

SSS 2010-08-05

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute Declining frog populations are considered an indicator of environmental damage. But new research finds that frogs might be doing even worse than we thou

SSS 2010-08-04

This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute？ Heres a possible blood pressure remedy. But its only for those who can stand the heat. Its capsaicin, the active ingredient in peppers like habaneros that should pro

SSS 2010-08-03

Why arent there more women physicists, and in senior positions? One factor may be unconscious biases that could keep women physicists from advancingand may even prevent women from going into physics in the first place. Amy Bug, a physicist at Swarthm

SSS 2010-08-02

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will take just a minute. As many of us broil in August heat, the Mars Rover Spirit is hunkered down to survive a far more brutal seasona Martian winter. Spirits been on Mars sinc

SSS 2010-08-13

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? You don't have to be a champagne buff to want the best flavor from your bubbly. So the secret to a perfect glass? It's all in the pour, according to a study in

SSS 2010-08-19

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. When you think of someone who's trusting, you may assume that theyre gullible. But that's not necessarily truea fact that your Pollyanna pal might be in

SSS 2010-08-18

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Shakespeare noted that a worm may eat a king, after that king is dead. Sadly, parasitic worms infect people who are still alive, especially kids. Publi

SSS 2010-08-16

This is Scentific American's 60-Second Science, I'm Steve Mirsky, got a minute? At Point Reyes National Seashore in Marin County, California, a plant called Tidestroms lupine is holding on for dear life. Its survival has been threatened by the appear

新托福：听力备考六部曲

新托福听力段子较长，涉及到的背景也比较广泛，很多同学不适应托福听力考试的模式，因而拿不到理想的分数。其实，托福听力的另一个目的是为了使考生更加了解美国大学和美国的社会，

托福口语准备入门阶段5方面技巧

1.看OG，分析相关录音，建立对评分标准的感觉 OG上的口语介绍，评分标准，范例都是非常宝贵的资料。较早看、听，有助于建立起口语标准，或者说明确自己口语要达到的方向。 2.跟读旧托福

托福泛听方法指南

炎炎夏日，如何消暑?不如做点泛听吧。听力这种事儿可不是一两天就能一蹴而就的。所谓夏可以读史，就是因为夏季漫长，草木生长，正是你精进的好时间。今天，晶晶老师将带你手把手做泛