[计] 优先级序列

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(533) / 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(315) / 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(361) / 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(222) / 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(220) / 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(221) / 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(154) / 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(274) / 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(208) / 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(312) / 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(250) / 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(230) / 评论(0) 分类 Scientific American(五)月

今天我们要学的词儿是Priority。 Priority是优先的意思。萨尔科齐当选法国新总统后,媒体报道说,He said the issue of climate change would be a priority for France. 意思是说萨尔科齐表示,气候变化的问题是

发表于:2019-01-25 / 阅读(159) / 评论(0) 分类 英语每日一词

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(182) / 评论(0) 分类 阅读空间

WASHINGTON, Aug. 15 (Xinhua) -- Capturing or killing al-Qaida mastermind Osama bin Laden(奥萨马本拉登) is still a priority for the United States, David Petraeus, the general who commands all U.S. forces in Afghanistan, was quoted as saying

发表于:2019-02-06 / 阅读(219) / 评论(0) 分类 英语新闻

BEIJING, Jan. 31 (Xinhua) -- Ensuring grain security and the supply of major farm products will always be a top priority in China's development of modern agriculture, Chinese authorities said on Thursday in its first policy document for 2013. China s

发表于:2019-02-07 / 阅读(149) / 评论(0) 分类 英语新闻

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(247) / 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(181) / 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(164) / 评论(0) 分类 英语听力练习题

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(225) / 评论(0) 分类 柯南脱口秀
学英语单词
-ject
above-the-rim
absent referent
allander
analysis of wage variance
angle-off set
angular distribution of photoelectron
antipromotional
Aragvi
arborage
astrographic doublet
Auger electron spectroscopy (AES)
automatic holding device
automatic traffic distributor
bivalent hydroearbon radical
boat house
capitulas
chirurgical
civic action
commutings
complex tetrahedral phase
computer application criterion
conglomeritic
defensive attitude
Distichodontinae
double-current signalling
dowsed
electro hydraulic telecontrol
entruster
epcra
european organisation for nuclesr research
first-movement
foreign
Garrison Dam
gasification intensity
geometric dance
get tired
gillnetted
gretkov
Halocarpus
Harmoinen
holandric
Ibirama
image optical
initial link
insulin shock
Isinlivi
konnte
La Vera
little-girl-losts
lower-middle-income
lumbering
mathematic structure
merchant middlemen
mercury(ii) iodate
metacarpophalangeal
mid-seventies
monozoic
Mycobacteriales
net of tax treatment
newly-laids
nightstands
non-managements
nut pine
offshore supplies interest relief grants
oil garbage
otoacoustically
outer marker beacon
pachypidonia rubrida
physiological-biochemical characteristic
plugin card
pneumofasciogra
pretested
quarryfaced
radiation selling
rendles
rights out of the bill
rutherfordiums
safety protection device
Sarcosperma laurinum
school premises
shatranji
side stretchers
Sierpinski curves
stellar cluster
submerged combustion
supergroup multiplexer
tarantata
tashiro
the Health Insurance Portability and Accountability Act
truddle
tv receiving system
Ungdam-ni
unit rainfall duration
unneeded
unpeppered
voicescapes
wax melting and holding furnace
wedge prop
whoever
X-ray scattering
zukov