基本割线序列

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(392) / 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(167) / 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(189) / 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(108) / 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(114) / 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(124) / 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(57) / 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(155) / 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(106) / 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(196) / 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(115) / 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(109) / 评论(0) 分类 Scientific American(五)月

President Obama's latest nominee to the US Supreme Court, Elena Kagan, says she's grateful for what she called the honor of a lifetime. Mr. Obama says he chose Kagan in part because she understands that law is not an intellectual exercise, a thought

发表于:2019-01-08 / 阅读(117) / 评论(0) 分类 2010年NPR美国国家公共电台5月

By Challiss McDonough Tyre, Lebanon 07 August 2006 In south Lebanon, the last road leading out of the city of Tyre has been cut by Israeli airstrikes. That means that aid workers may no longer be able to get vital supplies into town from the north.

发表于:2019-01-31 / 阅读(121) / 评论(0) 分类 2006年VOA标准英语(八月)

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(80) / 评论(0) 分类 阅读空间

1. According to the speaker, which type of the country in the following has the fastest growing rate of population? 根据演讲者所说,哪一类国家的人口增长速度是最快的? 2. Under what circumstances would bring the lower or middl

发表于:2019-02-05 / 阅读(78) / 评论(0) 分类 英语万花筒

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(117) / 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(86) / 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(70) / 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(81) / 评论(0) 分类 柯南脱口秀
学英语单词
-cy
acrostichal bristle
allout
Aluminum-Based
angiohypotonia
antinistamine
Antung
Aspak
Asuke
Avrille
Baird Mountains
bale band
bayonet fastening
be delirious with delight
BH abbr.
biostratigraphic
boiler fuel
Brooklyn Children's Museum
casesheet
caution position
Chimonobambusa tuberculata
comportements
control set
coupled index
Cow and Gate
credit security
depupinization
directed element of a surface
dolichognatha umbrophila
efficiency of regeneration
egiss
enriched lake
equisetin
fodder beet lifter
fully automated ocean navigation
Gallicism, gallicism
genest
Glinka
Guanabara, B.de
guide blade row
Hakims
handiwork
high-energy feeding stuff
highimpact
hoisting rod
hotbed chives
icosandrous
industrial army for agriculture
inexist
information systems department
inner wall (in-wall)
instantaneous zone
interfascicular conjunctive tissue
isopodous
kayaked
kent state
kroskob
Kurtun
linear cut
living through
make a sale
mary'z
Masamagu
more than a litle
multiregional
My nephew is a baseball player
nonincrease
Okovango
ormolu-mounted
out-of-band authentication
pathologic wave
podfading
posterior horn of spinal cord
primoes
probable cost
random-effects
reborer
recheating
regio lumbalis
reinstigate
rieder cell
RPC Locator Service
sand monkey
saturation humidity ratio
shipping freight
slot length and width of bubble cap
sodium fusidate
solar cross
speed setting cylinder
supply sb with sth
swivel table
Tavassi
technoskeptic
the flower
therapeutic evaluation
transport service bridge
unadaptive
unsublimed
venditate
volume electric charge density
whale calf
wood-tar creosote