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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(530) / 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(315) / 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(359) / 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(220) / 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(217) / 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(219) / 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(154) / 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(273) / 评论(0) 分类 Scientific American(十)月

This camera is very user-friendly 这照相机非常容易用。 user-friendly,容易使用的,(设计时)考虑使用者需要的。 This program is much more user-friendly.这程序容易使用多了。

发表于:2018-12-25 / 阅读(167) / 评论(0) 分类 蒋健棠英语实用句子

Billy: You mean it shuts off to save energy? Jennifer: Yep. And it breathes, see! Billy: It's not breathing! Jennifer: Yes, it is. Look at the little light! It blinks off and on. Billy: Jen, it's not alive...but it does look user-friendly. Jennifer:

发表于:2018-12-25 / 阅读(194) / 评论(0) 分类 Eztalk美语会话

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(208) / 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(310) / 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(249) / 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(229) / 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(182) / 评论(0) 分类 阅读空间

I Need a User Manual for My Life! I was doing something routine a couple of days ago paying some first of the month bills online and I got stuck. For the life of me, I couldnt remember the name of one of the people I send payments to. All the informa

发表于:2019-02-02 / 阅读(236) / 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(246) / 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(181) / 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(162) / 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(224) / 评论(0) 分类 柯南脱口秀
学英语单词
2-chloropropionic acid
acceptance rate
acer truncutum bge.
additive colour mixture
aerides japonicum lindenb.et reichb.fil
AHLG
almanzar
Amphipnoidae
apertura medialis ventriculi quarti
Are you going to go anyplace this year
asbestos insulated switchboard wire
automatic frequency control receiver
avoidance reaction test
Ban Cham Khian
Baykalskoye
beta-phenyl-hydrazine
Bilharziella
binding ring
biological test
brusk
Casmara patrona
catechine
chief supervisor
Chieuti
circular division
consultation hours
crossconnection
crystal birefringence
CSF-Ig
cshlorophyll cs
deastasum
descendant window
desired track angle
distributed lag regression
echinocereuss
eighteen-inches
endometrioses
epiploitis
fermented beverage
ferro-silico-manganese
forced excitation
four-phase square-wave generator
fragged you
furnace cradle
gasoline rubber hose
genus molothruss
house search
humidity constant state
inclined stone drift
inlaid work
insured's contact person's name
integrated tactical warning
Kanuparti
Keweenawan series
key combination
kiteless
laka (hawaii)
lassenite
Macpherson Ra.
Macrodactylus subspinosus
man-boob
Manitowoc County
maximum flood level
mechanicized
NAASP
Ntalfa
optical image formation
output programmability
oxygenize
pennethornes
percent of call loss
performance oriented
photon exposure
point-of-presence
principal hydrometric station
raising funds
rhenium oxide
right to die
rudolf virchows
sacrilization
Saiva
schreck
self-feeding portable conveyor
sorex cinereuss
spectatings
sub-thresholding (s-factor)
tail end production
tail-fin stabilizers
testicular cancer
theocons
Thunderchief
Thyrar
tubular electric heating element
uttering
velocity-variation amplifier
voltaic wire
vyacheslavite
wamble-cropped
wave-absorbing beach
weight value
witch's magical dance
Yifat