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[医]衰变系列

Editors note: This is the third episode of four-part series on verb tenses. Be sure to listen to part one and part two first. For VOA Learning English, this is Everyday Grammar. Today we are going to talk about the perfect verb tenses. Perfect tenses

发表于:2018-11-27 / 阅读(483) / 评论(0) 分类 2016年VOA慢速英语(十二)月

Section A [00:01.23]1. M: I haven't decided which subject to major in [00:04.96]physics or chemistry. [00:07.76]W: It isn't easy to choose,is it? [00:10.21]Q: What does the woman mean? [00:13.87]2. W: The map shows that this street goes downtown. [00

发表于:2018-11-29 / 阅读(263) / 评论(0) 分类 决胜四级听力必备

Section A [00:01.54]1. M: My grandpa died in 1978. I was 18 years then. [00:08.20]W: That means he would be 76 if he were alive. [00:11.49]Q: How old was his grandpa when he was dead? [00:14.45]2. M: Why are you going so fast? [00:17.53]Where are you

发表于:2018-12-01 / 阅读(317) / 评论(0) 分类 决胜六级英语听力

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(191) / 评论(0) 分类 Scientific American(十二)月

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(182) / 评论(0) 分类 数学英语

[ti:UNIT 7 Enjoy Your Hobby Lesson 56:Unit Review] [0:01.051]Unit 7 [0:02.631]Enjoy Your Hobby [0:04.894]Lesson 56: [0:06.943]Unit Review [0:08.907]I. [0:10.231]Building Your Vocabulary [0:12.963]A. [0:14.500]Fill in each blank with the proper word o

发表于:2018-12-10 / 阅读(190) / 评论(0) 分类 河北教育初中英语(初中起点)八年级上

发表于:2018-12-12 / 阅读(130) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(242) / 评论(0) 分类 Scientific American(十)月

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(187) / 评论(0) 分类 2014年ESL之商务英语

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(276) / 评论(0) 分类 数学英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(210) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Robin Williams thought that the platypus was cobbled together by an inebriated deity: Lets take a beaver. Lets put on a ducks bill. Now we know how weird the platypus is

发表于:2019-01-08 / 阅读(193) / 评论(0) 分类 Scientific American(五)月

Books and Arts; Book Review;Pakistan's future;Resilient mess; 文艺;书评;巴基斯坦未来;扑朔迷离的未来; The Future of Pakistan. By Stephen Cohen and others. 《巴基斯坦的未来》,斯蒂芬柯恩著。 It seems optimi

发表于:2019-01-26 / 阅读(144) / 评论(0) 分类 经济学人文艺系列

古埃及金字塔是奴隶制帝王的陵墓,最宏大的当为吉萨三座大金字塔。塔基呈方形,每边长230米,高146米,用230余万块巨石(每块平均重达2.5吨)垒成,国王墓室用一块400吨重的石板垒成。整体规

发表于:2019-02-01 / 阅读(144) / 评论(0) 分类 阅读空间

Have you ever seen bamboo shoots in a storm? I have. I remember huddling in a hut in Thailand watching a raging typhoon sweep through the mountains. The clump of bamboo outside the window was completely flattened by the raging winds. The wind was so

发表于:2019-02-07 / 阅读(224) / 评论(0) 分类 阅读空间

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(208) / 评论(0) 分类 英语新闻

Listen to the schedule of a business trip. Fill in numbers l-8 to point out the sequence of the schedule. I'm leaving for Milan on the 7th of June. l'II arrive there on the 8th evening at about 7:OOpm. Then, l'II take a shuttle bus to the hotel. On t

发表于:2019-02-17 / 阅读(160) / 评论(0) 分类 英语听力练习题

Listen to the dialogues and write the correct sequence of l-6 as mentioned in the dialogues. A:How do I search books from the computer? B:First, key in your PIN number. Then, it goes to the Library's Homepage. Then, you can choose any way you want to

发表于:2019-02-17 / 阅读(138) / 评论(0) 分类 英语听力练习题

为大家整理了雅思大作文高分技巧:对比,对比是雅思大作文写作中的高分方法,因为使用对比可以突出主题,也可以是文章更为吸引人。对比方法在雅思大作文写作这种的应用很多,可以把

发表于:2019-02-18 / 阅读(189) / 评论(0) 分类 雅思英语

Thank you for being here,Fareed.Nice to have you on the show. 多谢你抽空前来 法里德 很高兴你能来上节目 Let's get started first with your background.I do think I know a lot about you. 首先聊聊你的背景 我觉得我很了解你

发表于:2019-02-23 / 阅读(190) / 评论(0) 分类 柯南脱口秀
学英语单词
action station
aggregate economic analysis
Albright-Butler-Lightwood
amphigouri
anamoured
angledozing
asbolan
atmospheric evaporaion
barco de avila
be nutty on
beat the Dutch
bilateral extraction
butenone
canonical cycle notation for permutation
cash book
catastrophic collision
Chinese pharmaceutical therapeutics
chopine
chrome-silicon steel
chromosome map
coalescence point
comprints
convex base
cortner
ctesiphon
DCBE
deontic logic
Dicranostigma lactucoides
doll's head anesthesia
dowless
EFRANE
endocardial cushion defect
epistling
ETNANB
exordiate
family Rheidae
flat plate drag
frankly
frill cuts
gafni
girinimbine
give someone trouble
gouriet
hear-it
hedging portfolio
high-lime
how do i know
incomparableness
ink - jet printer
inoviruses
inside voice
integrated video
It is no use crying over spilt milk
jacket band screw
komusubi
Lazovka
literati
mahmud of ghazni
marie
max-planck-institut
melanophore(melanocyte)
metallic reducing agent
Monte Arruit
mother chrysanthemum
motoshimas
multiuse office building
national gravity network
Neohygrophorus angelesianus
neye
night-time seeing
non documentary
nonolfactory
nonthirsty
odontosmegma
osteitis fibrosa disseminata
pancreas amylase
put the change on sb
reptils
reverse engineer
rhum
sampling interval time
sapropelic material
satin walnuts
source editor
spasm of tongue
spermathecas
ST_animal-and-plant-biology_genetics
Stiches
synthetic manure hotbed
tax revenue in developed capitalist countries
that ought to do it
Thin line
tooling chart
Trung Ky
unilobar
unvulnerable
walking cane
walking line
wasna
wire fate
yolk diluent