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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(451) / 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(236) / 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(291) / 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(179) / 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(167) / 评论(0) 分类 数学英语

Broadcast: Jan 15, 2003 By Jerilyn Watson This is the VOA Special English Health Report. Many millions of people around the world suffer from problems of the small intestine. Bleeding from abnormal gr

发表于:2018-12-07 / 阅读(170) / 评论(0) 分类 VOA2003(上)-健康资讯

[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(177) / 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(118) / 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(220) / 评论(0) 分类 Scientific American(十)月

Have you ever bought a new electronic device, or tried a new activity, and then dropped it because you were sure you couldnt possibly master it? Well, dont give up so quickly. Researchers performed six experiments that involved subjects trying out ne

发表于:2018-12-24 / 阅读(103) / 评论(0) 分类 Scientific American(七)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(166) / 评论(0) 分类 2014年ESL之商务英语

People initially expect to learn a new skill easily, then become overly pessimistic when reality sets in. Have you ever bought a new electronic device, or tried a new activity, and then dropped it because you were sure you couldnt possibly master it?

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 60秒科学

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(260) / 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(185) / 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(179) / 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(138) / 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(190) / 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(148) / 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(130) / 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(174) / 评论(0) 分类 柯南脱口秀
学英语单词
abnormal weight
ACSP
antenna meter Ampere
anti-fascists
aphrolite
arenopelitic
arthurite
auto genocide
barky
Bayou State
be ticketed for
become personal
bismuth film
blue baby syndrome
cage of lift
CCID
Chenopodium iljinii
Chou En-lai
closes in
Comonfort
conditions of carriage
cortinarius gentiliss
crazy like a fox
cutinized
dien bien phus
diseases of adnexa uteri
distributed parameter line
division pteridophytas
double tax agreement
editio
electric rock drill bit
engraved copper roller printing
evil-favoured
eyot
ferrato
first roughing tap
Flagellatae
flying wing
forward house
Foshay's test
frangula crenata miq.
fullness ratio
ground netural system
half-fare ticket
heatsensitive neuron
horizontal pitch
image of science
impact hardness test
implant energy
insurable interests
ixth
kah
kelliher
Keyser Nunatak
klipsch
kumalo
lantern shark
lithium purple
Lord love a duck
Magnolia coriacea
market-orientation
mauremys sinensis
mechanical cow
meniscopexy
Morciano di Romagna
nonaqueous electrochemistry
official trustees of charitable fund
ophthalmotropomete
padbolt
pangalo cotton
PCI-X
pinkly
porosity effective
PTFE-bellows mechanical seal
racoon dog
reactor well water
rebet
retort room
Rialto
rudder keeper
safety discharge
spiritual path
stabilization of export receipts scheme
standardized
Star of India
state taxation
static scheduling
Tc cell
thudwumper
townleys
uninsured consequences
United Airlines
Van Gogh Museum
variation of brush contact resistance
venene
vitrophyrite
vitruvian scroll
with a panic
world inflation
wouldn't miss it for the world
Xanthoxylum schinnifolium
yellow ribbonism