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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(477) / 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(261) / 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(312) / 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(189) / 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(180) / 评论(0) 分类 数学英语

By Carrie Giardino Shell oil company is evacuating non-essential employees from the Niger Delta area in Nigeria amid fears of clashes between government forces and armed bandits operating in the regio

发表于:2018-12-08 / 阅读(150) / 评论(0) 分类 VOA2004(下)--世界经济

[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(188) / 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(128) / 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(240) / 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(184) / 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(273) / 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(209) / 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(190) / 评论(0) 分类 Scientific American(五)月

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

From A Shell Lisa Germano And the Earth spins round While the people fall down And the world stands still Not a sound, not a sound There is love, there is love To be found In the worst way, in the worst way In the worst way Its the buzz, its the buzz

发表于:2019-02-02 / 阅读(186) / 评论(0) 分类 好听的英文歌曲

Shell in Court Over Nigeria Pollution Charges LONDON The international oil and gas company Royal Dutch Shell was in court Thursday facing charges of polluting Nigerian villages. The case has been brought in a civil court in The Hague by four Nigerian

发表于:2019-02-04 / 阅读(155) / 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(204) / 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(136) / 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(188) / 评论(0) 分类 柯南脱口秀
学英语单词
androgyne
antiseptic solution
arranged standard
babyshe
backraking
Bertincourt
bicellular hair
bodes
boetti
Bowlby
bridge hand
chattiest
Chirita pteropoda
clock pulse generator
coded transmitter
coking characteristic
combination service
cranion
cyclolabia
dalbraminol
death from manual strangulation
dissociators
duity
extreme multicollinearity
fluorescent color
garse
girl-friends
governor drive
heliodors
high-speed data collection system
hook attachment for trailer
houttuyninum
humilation
hydroform method
ignition current
interferometric method
intermediate gear box
iron and steel casting
Italian sonnet
jet-type deaerator
joint-stock
kurcholessine
lock step pricing
macronychia
Marahuaca, Cerro
methyl-isorhodanate
minimal uncountable cardinal
minimum test duration
near-equatorial trough
news editor
noiseless recording
nonlottery
novobiocinum natricum
orange-peel grab
osthenol
packed-bed filter
pellagral gingivitis
penicillium spinulosam
phosphoglucomutase(PGM)
physioprints
Popish Plot
pre finance
predetonation
procaccianti
proliferation of fund
pulsatron
pulse-jet
quantum of action
quarterfinals
radio frequency band
raughter
re-appearing
reducing tee
refractive anomalies of the eye
resin casting installation
school-age child
sclerothricin
screw type lens mount
shut off sequence
silent cutter
Sohwa-ri
South Georgia
specific tenacity
suicide-bomb
surface limit
system of inspection on quality
take shelter from
teflon-coated
thermoindicator
thermotic
thumb on the scale
tin protochloride
to-gang
took courage
trap lines
united states carriage of goods by sea act 1936
unstable radical
ureido
Wilks' disease
wintrily
wire leading roll
yarn elongation test