依次弹射

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(713) / 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(499) / 评论(0) 分类 决胜四级听力必备

一场网球赛有几局? How many games are there in the tennis set? 辛吉斯是个网球高手。 Hingis is a top-notch tennis player. 他很有体育道德。 He has good sportsmanship. 他的发球相当棒。 His serve is fantastic. 他在这场

发表于:2018-11-30 / 阅读(354) / 评论(0) 分类 生活英语手册

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(554) / 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(366) / 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(446) / 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(392) / 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(324) / 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(481) / 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(361) / 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(524) / 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(456) / 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(432) / 评论(0) 分类 Scientific American(五)月

Scientists are reporting a new way to identify when a heart transplant recipient is starting to reject the new organ. The new technique could help doctors ensure the success of more transplants. The human immune system is programmed to reject foreign

发表于:2019-01-14 / 阅读(327) / 评论(0) 分类 VOA标准英语2011年(四月)

By VOA Sports Washington, DC 01 December 2007 American tennis player Andy Roddick has given the United States a 1-0 lead over Russia in the Davis Cup tennis finals by beating Dmitry Tursunov in Portland, Oregon. Roddick fired 25 aces and had only fou

发表于:2019-01-31 / 阅读(268) / 评论(0) 分类 VOA常速英语2007年(十二月)

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(410) / 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(452) / 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(327) / 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(337) / 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(414) / 评论(0) 分类 柯南脱口秀
学英语单词
act
Adelzhausen
adjustable weir crest
administrative planning
antirailroad
Bayard-Alpert ionization ga(u)ge
bemuddle
binovular twins
blood-poisons
bubonic chronic
burner reactor
calcogenide
chairmat
charcot's pain
chemical lazer
claimin'
Clark I.
clock register
collectivised
common support equipment
con espressione
continuous fat melting
conventional sharpening
current tax
Dense Pack plan
dishabilitate
Elateroidea
electrolytic tinning machine
episomal replication
ervard
escape clause
Feast of tabernacle
feather-beds
finite state language
fixing hardening bath
fore-covert
foreign exchange dumping
free on board aircraft
fund for immediate consumption
Gaussian integer
general-purpose interface bus
goodspringe twin law
gravity horizontal gradient survey
hatblock
high-rate trickling filter
hydrochlorofluorocarbons (hcfcs)
institutional monopoly
intensity modulated beam
julian data
Junik
light cone
Lochgilphead
longicollum infection
maximum operation width
maximum principle
mechanical gauge
meet face to face
moldboard cutter
molnars
music recommendation
North Islander
offstood
optimization of microprogram
outside plating
oxidized colour
partial rate factor
partiinost
Poa lepta
preheating flame
psychopharmaceutic
puroconductivity
purple convex lens
radiator brush guard
rebroadcasts
redelegations
repair of cerebrospinal fluid fistula
repatriation of fund and capital
retraction syndrome
RMA (random multiple access)
sawankhalok (wang mai khon )
sealskin tent
shuba
steel planing
stone arch
tank wagon
test/observations included within an ordered test battery
three commas
toxon (toxone)
tragal lamina
turbine locomotive
unifyings
university campus
unleavenable
unskillful
unweighted average method
vascular radicle
viier
visuonuditory
wheel brake system
whirling needle
X-ray test X
zero grade