循环序列法

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(552) / 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(348) / 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(381) / 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(240) / 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(241) / 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(241) / 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(171) / 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(299) / 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(234) / 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(325) / 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(270) / 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(257) / 评论(0) 分类 Scientific American(五)月

currency 货币 currency adjustment factor 货币调整因子;币值调整因素 currency board arrangement

发表于:2019-02-01 / 阅读(170) / 评论(0) 分类 财会英语

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(202) / 评论(0) 分类 阅读空间

LONDON, Oct. 16 (Xinhua) -- The fears for China's economy are overplayed and China will not have a hard landing, said Stuart Gulliver, Group Chief Executive of HSBC Holdings in a London conference on Friday. China's consumer spending remains strong,

发表于:2019-02-03 / 阅读(171) / 评论(0) 分类 英语新闻

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(267) / 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(197) / 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(177) / 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(258) / 评论(0) 分类 柯南脱口秀

本期内容: Pearson, the worlds biggest educational publisher, issued its second profit warning in three months and said it would cut 4,000 jobs, about one-tenth of the total. The chief executive, John Fallon, blamed cyclical and policy-related c

发表于:2019-03-02 / 阅读(247) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
a yet easier task
acanthurus leucopareius
acetylene gas pipe
active stabilizer
addiblest
anitta
antispasmodic agent
APC (automatic phase control)
arachnephobia
arange
autolyte
Bermuda buttercup
binominal nomenclature
blind-positioning reaction
blue stain
burst someone's boiler
bustback
called line identification signal
camp and field hygiene
carbon amber glass
carollest
champeau
CHRS (Containment Heat Removal System)
coalescence time
code validity test
cone ice cream
conjunctival epithelioma
consistency of premises
conventional gravure
cutting lips
data set dictionary
decay-product
dispute among the people
document map
dodec-
down at the mouth
dry wines
eine
electric alarm
electromagnetic ignition
exact hypothesis
expense on deposit
explosive sintering
forbuyer
forward mixing
gasket removal tool
gellius
glycoregulation
Gomphoceras
gracilicutes
Harads
Hardware as a Service
hoopss
i daresay
inequilibrium system economics
interindustry equilibrium
Istonil
izvestias
job ad
Lilium pensylvanicum
lime-resistant detergent
mechanical variables transducers
migrating balloon
military conscription
miscategorising
mixed deposit
mixing rate
musculations
neuromagnetic
off peak energy
oneth
over dose
parent-investor
pencil pines
pension
phone banking
photographic combination
pitman shaft bushing
Planetree
polytrimethylene formal
pony skin
preleukelic
RAV-49
reactor feedwater pump
reflex ovulator
repelle
residue modulus nine
reversed critical state
silenet chain
sweet femel
swinging bucket
Taylors Crossing
the zeroth law of thermodynamics
time at pickup altitude
time values
transelements
transversal vein
trigonosoma tropida
venture capital outside
waste time doing sth
without arag
YY1