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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(384) / 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(154) / 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(174) / 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(100) / 评论(0) 分类 Scientific American(十二)月

2-13-A Passage 1: Although children have little or no money of their own, they certainly have the capacity to be givers. And because children often need so much help -- even with everyday things, they might think that they are the only ones who shoul

发表于:2018-12-04 / 阅读(54) / 评论(0) 分类 全新版大学英语听说教程第二册

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(107) / 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(115) / 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(52) / 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(143) / 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(96) / 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(186) / 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(101) / 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(102) / 评论(0) 分类 Scientific American(五)月

THE MAKING OF A NATION - American History: How the Berlin Airlift Got Off the Ground STEVE EMBER: Welcome to THE MAKING OF A NATION American history in VOA Special English. Im Steve Ember. (MUSIC) The Second World War ended with the surrender of Japa

发表于:2019-01-12 / 阅读(151) / 评论(0) 分类 2011年VOA慢速英语(八)月

Our focus today is on something called Operation Inherent Resolve. This is an international effort to rid the world of the ISIS terrorist group. 我们今天的节目重点是坚如磐石行动。国际社会旨在消除ISIS恐怖组织。 We discuss

发表于:2019-01-19 / 阅读(119) / 评论(0) 分类 CNN美国有线新闻2017年11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(70) / 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(107) / 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(78) / 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(64) / 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(66) / 评论(0) 分类 柯南脱口秀
学英语单词
acanthium
acroporas
alcohol amnestic disorders
ARQ
automated purchasing system
bar stool
bismuth oxyiodopyrogallate
blined lead
Body Centered
building department
by pass rotameter
call shenanigans
camel wool
cardinal altitude
Chinese magnolia
clavaceratubae
clinogram
confess the corn
constricted gas discharge
cugat
cultist
delivery chamber
diaphram plate
dichotomizations
doberai
domuss
emboiled
emong
encrypting router
equiviscous temperature
eutectophyric structure
exclusive fishing zone
Galilean satellite
gas displacement efficiency
get it made
goldfried
gracilises
hackled
hard-wired system
hidaka
high-desert
Holroyd R.
Homo sapiens
ICBP
impermeater
interior conduit
ivory-towerish
Jadādiīyah
jolt squeeze rotalift moulding machine
Jomada
lump hammer
Luy's segregator
macrosomia
magnesium potassium sulfate
malignant dysentery
merwin
mesial pit
Monowe
nablock
non-friction
nonlocking key
nonunion wage rates
open square strand passes
osteokine
otse
out-working
perivascular nerve endings
permission denied
phosphoramidon
placenta membranacea
Pont Houphouët-Boigny
powderize
presprouting
price earnings ratio
punctuation words
reblowing
rice narrow brown leaf spot
rotary boiler
rox
scintillation fast neutron fluxmeter
scorel
scriving
seclere
semblances
semicustomized
seralbumin
slit-type mask
spittle bug
square-loop core
tactical aeromedical evacuation
thallium trisulfide
topping up
train apparatus
transmitter receiver limiter
truthsman
turmeric powder
unstriped muscle
valve flap
versaclimber
wet-weather
zerbers
zircaloy cladding