正常发散序列

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(488) / 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(271) / 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(323) / 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(194) / 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(187) / 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(190) / 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(133) / 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(244) / 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(188) / 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(279) / 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(211) / 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(196) / 评论(0) 分类 Scientific American(五)月

Syrian Opposition Groups Try to Meld Divergent Approaches As the Arab League moves closer to Syria's opposition, differences in both aims and approach among anti-government forces are coming to the fore. Syria's opposition is united on one point: the

发表于:2019-01-13 / 阅读(126) / 评论(0) 分类 VOA标准英语2011年(十一月)

You nervous? Were you, at your test? No. I was terrified. The only way our society can survive is for each of you to claim your rightful place. Today, you will take a test that will help you discover who you truly are. The future belongs to those who

发表于:2019-01-23 / 阅读(149) / 评论(0) 分类 英文电影预告片填空

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(145) / 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(209) / 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(161) / 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(139) / 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(193) / 评论(0) 分类 柯南脱口秀

你是否在为面试忐忑不安呢?让Mr. Rudy来教你如何准备面试吧。Lisa received a letter from IBG one week later. It informed her she had an interview with the company's executive general manger, Mr. Johnson Liu. The interview was on

发表于:2019-03-02 / 阅读(257) / 评论(0) 分类 求职英语
学英语单词
accompanying diagram
acquaintances
adjustable length
ADM (automatic decision maker)
agreement on reinsurance
Ahmadiyah
Alni-magnet
amazonitic
aristolochia moupinensis franch.
audibled
Bell's muscle
Better to have one eye than be blind altogether.
bilepyrrhin
biorad
border belts
channel compensation
cinchonaceous
civilian personnel
closed machine
collecting bank
contemporary auditing technique
Corydalis dubia
cracking level
Cresylol
delay compensation
disprepare
electro-hydraulic control system
electro-neutrality condition
entrance of harbour
evening paper
flat-tuning
gambling houses
gender imbalance
glufosfamide
gyrencephalic
Helena Rubinstein
hexadecimal addition
high-nitrogen
high-raking
homophyte
iconomachy
in ... boots
in contrast with
isoenergetic acceleration
Kropotkin
l.a.x
labor college
lawhorne
leroi
light-movable tail
list traversal technique
Maillardville
man-riding car
manupulator
masterest
maximal strength
Melissa, Akra
Mestigmèr
metal degreasing machine
mirror-image molecule
mixed examination
Moultrie, L.
over-all resolution efficiency
pansporin
parasitic wave
peachcake
permeability of water
petalux
Phyllograptidae
pintuck
polyplacophore
positive sensitizer
poulp
power breakfast
practical problems
premium offered in tender
product acceptance
pseudopore
PXO
reapparels
repressing
ring-type element
rupert murdoches
salix fulvopubescens doii
shove sb around
slmb
sonnet sequence
substitutionary gift
t distribution
tangled up in something
tanglesome
trapezoidal steel wire
turnscrew
two-thread worm
unfp
unheroic
uninjurable
vulpes macrotiss
wet-laid web
wildest
wire-record
wolfs