正规代数

JUDY WOODRUFF: Now a look at how required math classes may factor into the academic success or failure of high school and college students. Hari Sreenivasan has the story as part of our weekly education series, Making the Grade. ANDREW HACKER, Author

发表于:2018-12-05 / 阅读(155) / 评论(0) 分类 PBS访谈教育系列

A: I was wondering if you have my test results in. B: I didn't see anything out of the ordinary, but I want you to log onto our website for a printout of all of the details. A: So, basically, I am OK? B: If there were any major problems, I would alwa

发表于:2018-12-26 / 阅读(141) / 评论(0) 分类 健康-Health

获得52.2k好评的回答@Isaac Hanemann: Among my peers, the most common reasons to sit in front are: 在我的同龄人中,坐在前排的最普遍的原因是: ?Poor vision 视力不好 ?Poor hearing 听力不好 ?Harder to fall asleep (my

发表于:2019-01-03 / 阅读(114) / 评论(0) 分类 阅读空间

Stereotypes are usually the last thing to change in the face of contradictory evidence. A case in point is the long held belief that boys are better at mathematics than girls. Well a meta-analysis to be published in the journal Psychological Bulletin

发表于:2019-01-08 / 阅读(152) / 评论(0) 分类 Scientific American(一)月

A 33-year-old financial analyst in California recently quit his job to devote himself to an unpaid job teaching math on the Internet, and his lessons are reaching almost 100,000 people a month. In this week's edition of Making a Difference, we introd

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2010年(三月)

A: Hello, could you tell me my test results? B: Your results are posted on the website. Just put in your password and you can see the exact numbers. A: Are you saying that all my results were normal? B: We always contact you by phone to come in if th

发表于:2019-01-15 / 阅读(202) / 评论(0) 分类 英语情景对话-健康

I haven't told many people this, but in my head, I've got thousands of secret worlds all going on all at the same time. I am also autistic. People tend to diagnose autism with really specific check-box descriptions, but in reality, it's a whole varia

发表于:2019-01-17 / 阅读(103) / 评论(0) 分类 英语语言学习

I'm here today to talk about the two ideas that, at least based on my observations at Khan Academy, 今天,我要分享两个观点,至少基于我对可汗学院的观察得出的, are kind of the core, or the key leverage points for learning.

发表于:2019-01-18 / 阅读(162) / 评论(0) 分类 TED演讲科学篇

If I could write a letter to me And send it back in time to myself at 17 First I\'d prove it\'s me by saying look under your bed There\'s a Skoal can and a Playboy no one else would know you hid And then I\'d say I know it\'s tough When you break up

发表于:2019-02-02 / 阅读(164) / 评论(0) 分类 美国乡村音乐

Language is hard. In fact, it's infinitely harder and more complicated than math. And yet, nearly every small child can learn and master language. 语言真的很难。老实讲,它比数学要复杂得多,也困难得多。不过,几乎所有的

发表于:2019-02-03 / 阅读(144) / 评论(0) 分类 英语新闻

351. odd a. 奇特的,古怪的;奇数的 352. omit vt. 省略 353. opponent n. 敌手,对手 354. opportunity n. 机会,时机 355. orchestra n. 管弦乐队 356. semester n. 学期;半年 357. se

发表于:2019-02-03 / 阅读(315) / 评论(0) 分类 英文语法词汇

At first glance Esther Okade seems like a normal 10-year-old. She loves dressing up as Elsa from Frozen, playing with Barbie dolls and going to the park or shopping. 第一眼看上去,十岁的埃丝特奥卡德好像和同龄孩子没什么不一样

发表于:2019-02-05 / 阅读(138) / 评论(0) 分类 阅读空间

Are you a normal person? 你是正常人吗? During a visit to the mental asylum, a visitor asked the director ..., What is the criterion that defines a patient to be institutionalized? Well... said the director, we fill up a bathtub, and we offe

发表于:2019-02-06 / 阅读(170) / 评论(0) 分类 趣味英语

经典英文句子帮你记单词 1. With my own ears I clearly heard the heart beat of the nuclear bomb. 我亲耳清楚地听到原子弹的心脏的跳动。 2. Next year the bearded bear will bear a dear baby in the rear. 明年,长胡子的熊将

发表于:2019-02-06 / 阅读(214) / 评论(0) 分类 实用英语

Brad Paisley -- Letter To Me 写给自己的信 If I could write a letter to me And send it back in time to myself at 17 First I'd prove it's me by saying look under your bed There's a Skoal can and a Playboy no one else would know you hid And then I

发表于:2019-02-07 / 阅读(141) / 评论(0) 分类 经典英文歌曲

If I aint got nothing, I got you If I aint got something I don't give a damn, cause I got it with you I don't know much about algebra, but I know one plus one equals two And it's me and you, thats all we'll have when the world is thru Cause baby we a

发表于:2019-02-11 / 阅读(178) / 评论(0) 分类 The Voice 美国好声音

But when they really get pushy, people really get pushy, I say, I do it because you do it for your kid. 但是当他们变得有进取心时,我们就会变得更有进取心,我说:我这样做就像你们为自己的儿子做的原因一样。

发表于:2019-02-13 / 阅读(144) / 评论(0) 分类 TED演讲国际问题篇

Are you a normal person? 你是正常人吗? During a visit to the mental asylum, a visitor asked the director ..., What is the criterion that defines a patient to be institutionalized? Well... said the director, we fill up a bathtub, and we offe

发表于:2019-02-15 / 阅读(134) / 评论(0) 分类 英语笑话(MP3+文本)

Leaders: Big economic ideas Breakthroughs and brickbats 社论:重大经济思想突破与板砖 What economists can learn from the discipline's seminal papers 经济学家能够从这一学科的经典论文中所学到的 It is easy enough to cri

发表于:2019-02-17 / 阅读(165) / 评论(0) 分类 经济学人财经系列

You see, the autistic mind tends to be a specialist mind 自闭症患者通常都是有特别的心智的 good at one thing, bad at something else. 她们往往在某一方面做得很棒,在其他方面做得很糟 And where I was bad was algebra.

发表于:2019-03-04 / 阅读(199) / 评论(0) 分类 TED演讲教育篇
学英语单词
-fu
Adenandra
adenomalacia
analytical sampling
animal weigher
arbellas
Arteria inferior anterior cerebelli
as thing are
being intimate
benzoiodhydrin
bockris
booya
bus-tie switch
cahore pt.
carbon analyser
cardiac hyperplasia
CasanBromopride
channel assignment record
cholest-
Chrysosplenium axillare
coldplate-mounted
congenital methemoglobinemia
constant growth model
counter conditionings
day.the
donkey-puncher
Elz.
errorc
Falconara Albanese
Faust's tests
ferrymasters
flower chains
frayed
friels
fuddle-duddled
fvb
gymnocarpium disjunctum(rupr.)ching
Hiclamicina
horizontally opposed engine
insure against
intellectum
intraurethral cannula
inverse power factor
investment cast
item study listing
jurisdiction in patent disputes
Kabura-gawa
Kheralu
laurencia okamurae
licenced victualler
limonia (eurhipida) productina formosana
lorka
madreporaria
magnesian quicklime
march table
minorant series
mixed U/Th oxide kernel
morrisonian
Moskva River
multi-functional drinking-water purifier
multifinger transistor
NEIEF
net ton kilometers hauled by locomotives
Nevada City
nightjar
noncombative
North Chicago
nuclear fluorescence analysis
officer's quarters
palaeobiologist
Paso de la Laguna
penny ante
photogeography
Puccinia dianthi-japonici
pukkah
range attribute
Registration of Patents Ordinance
remote controller
rents of assize
rolling circumference
rosybills
scurfin
segment identification field
semmelroth
siwalik ra.
speckled-belly
storage elements
SURFnet
sympycnus residuus
terrigenous sediment
thaa
the Federal Reserve Board
thick body cup-saucer
turbo prop en gine
unagainstandably
uncutting wiping towels
undersky
until you are blue in the face
Victoria, Queen
worm gear milling mechine
wu lan ch'a pu yen hua wu tzu t'u
yeastiest