完全单调序列

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(438) / 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(222) / 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(271) / 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(161) / 评论(0) 分类 Scientific American(十二)月

25 Describing Peoples Voices GLOSSARY deejay DJ; disc jockey; a person who plays music and/or speaks on the radio, hosting a radio program * A good deejay is familiar with all of the most popular music. to take (someone or something) to use someone o

发表于:2018-12-03 / 阅读(128) / 评论(0) 分类 2008年ESL之日常生活

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(157) / 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(169) / 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(101) / 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(206) / 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(151) / 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(244) / 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(170) / 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(166) / 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(127) / 评论(0) 分类 阅读空间

给力吐槽:The Government Totally Sucks Artist:Tenacious D The government totally sucks You motherfucker The government totally sucks Ben franklyn was a rebel indeed He liked to get naked while he smoked on the weed He was a genious but if he w

发表于:2019-02-03 / 阅读(131) / 评论(0) 分类 英文摇滚歌曲

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(172) / 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(134) / 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(112) / 评论(0) 分类 英语听力练习题

Tenacious D是美国俩喜剧演员组的乐队,歌曲风格一直搞笑夸张。这首名为The Government Totally Sucks的歌,一看就知道是吐槽佳作,抱怨连篇,好在也唱到了And if we hold hands together. We can bring back the

发表于:2019-02-20 / 阅读(181) / 评论(0) 分类 天籁音乐

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(158) / 评论(0) 分类 柯南脱口秀
学英语单词
a floater
a matter of great account
A.D.C.
above mentioned
acceleration of gravity
aluminium tube brackets
Alytes obstetricans
arc blow-out
audio frequency aggregate signal
automatic rotary sugar cube machine
beholdeth
Bethe-Placzek Doppler treatment
black-throateds
bloglines
Bundestag
business giant
caesiums
call a doctor
cannabivarol
choosing
climate feedback
compass spindle
Confidential Communications
corporacies
cosmolines
counter-triangle
culliss
Dextraposition
dieciseis de julio
discontinuous replication
doliman
double crosses
encephaloceles
entreatable
find a snug berth
flat cable connector
flower-painting
fly-fished
frontolyses
g protein-coupled receptor
G.bond
genus aralias
grants in aid fund
husk oven
hydrate cellulose
hypochnus setariae sawada
hystrices
ice arena
inertial gravitational guidance
kitchen counter
Kuthison
Laguna, Cerro
laminaritriose
Ludisia
lupus atrophicans
make short shrift of
Mikulicz's syndrome
mise
mkts
Mobayi-Mbongo
muddled along
multirun
mycorrhizosphere
nctr
neutral milling
objective factor
offshore drilling tender
ohm's law
palpebro-frontal
pattern of demand
peregal
perlite
perversed
plutocratical
priv.
progressive solidification
Prunus maximowiczii
Rabāt-e Kamah
real wage insurance
relaying current transformer
rust-preventing characteristics
saltatorious
sbf
snakemeat
space selective fading
St-Sauveur-de-Montagut
stable burning
straighten someone out
structural error
switch gear room
Sφrkapp Land
timbering work
tradescantia fluminensis leakenensis rainbow
tupa
ureteric
video display adapter
W/S
water savanna
weself
William Henry Harrison
wine storage
zone-plate