[计] 中止序列, 暂停序列

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(721) / 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(508) / 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(567) / 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(375) / 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(452) / 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(402) / 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(332) / 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(492) / 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(369) / 评论(0) 分类 2014年ESL之商务英语

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 arrive [ E5raiv ] Her baby arrived dur

发表于:2018-12-30 / 阅读(315) / 评论(0) 分类 每日攻克5词

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 pause [ pC:z ] He paused before replyi

发表于:2018-12-30 / 阅读(680) / 评论(0) 分类 每日攻克5词

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(532) / 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(463) / 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(441) / 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(416) / 评论(0) 分类 阅读空间

By Al Pessin Baghdad 11 February 2008 During a visit to Baghdad Monday, U.S. Defense Secretary Robert Gates endorsed his Iraq commander's proposal for a pause in the U.S. troop drawdown after the last of the surge troops go home in July. VOA's Al Pes

发表于:2019-02-06 / 阅读(339) / 评论(0) 分类 VOA常速英语2008年(二月)

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(462) / 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(332) / 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(347) / 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(419) / 评论(0) 分类 柯南脱口秀
学英语单词
alcaeuss
aluminised
Amami Islands,Amami-gunto
basic bearing
Berlinese
bikini briefs
biozone
Carex melanantha
check-valve lever spring
cinnapyrinum
City of Bridges
Clematis filamentosa
coke button
conjunctivoma
crankcase oil tray
cylindrical cutter with spiral grooves
detector rod
discus srticulatio syern-oclavicularis
dislocation of pipe seam
do much
document kinsoku characters
door shield
Dura.
dysphasic
eastern columbine
Exclusive Brethren
executing computer
feeder ratchet stop
feedwater system controller
ferro-electric field effect transistor
fire tool
fixed-displacement oil motor
flatchested
fluorochlorohydrocarbons
freight car technical condition han-ding-over post
frighten ... into
gallows bit
give someone a lead
glassenclosed
GMPP
gubment
heat-pipe heat exchanger
hematoxylin-eosin stain
Henry Clay
in the latter
infertilely
inositol
levocabastin
lose ... reason
make an inventory of goods in a warehouse
makila tchuri (basque)
Mananthes damingensis
manganese deficiency
matrimonies
megacollection
metamorphic crystallization
month star stud
multiple output controller
munchnone
naphthalene slurry
neurapophysis (pl.neurapophyses)
neuroblastomatosis
news media representative
nonsubordinates
Nueva Providencia
open crossed check
p.p.i.
phon(o)meter
pictorial position indicator
pipe compensator
plastic beads
plutonium(Pu)
prearranged
pro-treaties
protonation equilibria
pseudogenized
pulse measurement
put ... off
rapid rewind
relative index of refraction
Reykir
sample block
Saryagash
shellwork
shit eyes
Shorin ryu
smooth regulation
sound intensity discrimination
stallar
stenothyra kanekoi
stratum pigmenti corporis ciliaris
successive-approximation method
suppressed-zero range
table of cases
tenzins
time program command
timed scheduling of completion routine
tool shank
TQC (total quality control)
ultrafilter space
unbag
vertical discretization