最新版英语听力教程 Model Test1-part c

[00:03.89]You will hear three pieces of recorded material. [00:08.75]Before listening to each one, [00:12.90]you will have time to read the questions related to it. [00:17.55]While listening, [00:20.72]answer each question by choosing A, B, C or D. [

最新版英语听力教程 Model Test5-part a

[00:00.00]Questions 15-18 are based on the following News Report. [00:31.40]You now have 20 seconds to read Questions 15-18. [00:38.16]W:In the twentieth century numerous new nations have been formed. [00:46.21]Though their peoples often enjoy [00:50

最新版英语听力教程 Model Test5-part c

[00:03.50]You'll hear three pieces of recorded material. [00:08.18]Before listening to each one,you'll have [00:11.94]time to read the questions related to it. [00:16.38]While listening,answer each question by choosing A,B,C or D. [00:21.97]After lis

最新版英语听力教程 Model Test3-part c

[00:03.68]You'll hear three pieces of recorded material. [00:08.33]Before listening to each one,you'll have time to read the questions related to it. [00:14.71]While listening,answer each question by choosing A,B,C or D. [00:21.55]After listening you

最新版英语听力教程 Model Test2-part c

[00:03.81]You'll hear three pieces of recorded material. [00:08.67]Before listening to each one, [00:12.12]you'll have time to read the questions related to it. [00:16.98]While listening,answer each question by choosing A,B,C or D. [00:23.04]After li

最新版英语听力教程 Model Test10-part c

[00:03.58]You will hear three pieces of recorded material. [00:08.33]Before listening to each one,you will have [00:12.41]time to read the questions related to it. [00:16.85]While listening,answer each question by choosing A,B,C or D. [00:23.41]After

最新版英语听力教程 Model Test9-part c

[00:28.50]You'll hear three pieces of recorded material. [00:33.36]Before listening to each one, [00:36.91]you will have time to read the questions related to it. [00:42.06]While listening,answer each question by choosing A,B,C or D. [00:48.33]After

第3期: even, yield, model, weary, real

说一口流利的英语，从简单的单词开始。 听听，读读，背背，今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 even It's even colder than yesterday.

TED演讲：气味背后的科学(10)

Now, coumarin is a very common thing, a material, in fragrance which is derived from a bean that comes from South America. 香豆素是香水中一个十分平常的原料，从来自南美的豆子中提炼出来的。 And it is the classic syntheti

TED演讲：气味背后的科学(5)

And...but...but...we have to go a little beyond that. 我们需要进一步深入。 Now let me explain why vibrational theory has some sort of interest in it. 现在我来解释为什么震动理论有一定的道理。 These molecules, as you saw i

TED演讲：气味背后的科学(7)

However, I managed to get a hold of a Borane eventually, and here is the beast. 无论如何，我最终得到了一些硼烷，这就是那个怪物。 And it really does have the same -- if you calculate, if you measure the vibrational frequencies,

TED演讲：气味背后的科学(9)

And every single part of this mechanism is actually plausible in biology. 实际上，这个机制的每一个步骤在生物领域中都是可行的。 In other words, I've taken off-the-shelf components, and I've made a spectroscope. 换句话讲，我

SSS 2011-10-26

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Used to be if spies wanted to eavesdrop, they planted a bug. These days, it's much easier. Because we all carry potential bugs in our pocketssmartphones. One t

最新版英语听力教程 Model Test8-part c

[00:03.58]You will hear three pieces of recorded material. [00:08.15]Before listening to each one,you'll have time to [00:12.59]read the questions related to it. [00:16.25]While listening,answer each question by choosing A,B,C or D. [00:22.13]After l

最新版英语听力教程 Model Test7-part c

[00:05.69]Before listening to each one,you will have time to read [00:10.14]the questions related to it. [00:13.90]While listening,answer each question by choosing A,B,C or D. [00:20.24]After listening, [00:23.41]you will have time to check your answ

最新版英语听力教程 Model Test6-part c

[00:28.50]You'll hear three pieces of recorded material. [00:33.18]Before listening to each one,you will have time to [00:38.14]read the questions related to it. [00:41.80]While listening, [00:44.67]answer each question by choosing A,B,C or D. [00:50

每日一词【604】role model：榜样

今天我们要学的词是role model。 Role model, 榜样。 For black women across the country, Michelle Obama is a new role model, 对于美国各地的黑人女性来说，米歇尔奥巴马是她们新的楷模。奥巴马当选美国总统后，

Archaeologists hunt for Mona Lisa model

BEIJING, May 12 (Xinhuanet) -- Italian archaeologists(考古学家) are digging the remains of Lisa Gherardini, a 16th-century woman who is widely believed to be the model for the famous portrait Mona Lisa, AFP reported on Wednesday. The team of hist

学个词Learn a Word 第604期 Role model

今天我们要学的词是role model。 Role model, 榜样。 For black women across the country, Michelle Obama is a new role model, 对于美国各地的黑人女性来说，米歇尔奥巴马是她们新的楷模。奥巴马当选美国总统后，

New Business Model Redefines Giving

An increasingly popular business model lets participating companies give to charity while making a profit. But the approach is blurring the lines between for-profit and not-for-profit organizations and raising questions about the real drivers behind