波状消光

Part One 听辨练习 A. Listen, circle the corresponding number if you hear???????or ??????in the word . 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. Write down the word you hear on the tape, then fill in the b

发表于:2018-11-27 / 阅读(240) / 评论(0) 分类 4+1听力口语MP3

[00:01.01]Recently, there was another threat [00:03.02]when the tanker Jessica ran aground [00:04.83]near the islands. [00:06.48]It is believed to have leaked almost [00:08.32]a million litres of oil into the sea. [00:11.75]At first, it was feared th

发表于:2018-12-13 / 阅读(126) / 评论(0) 分类 北师大版高中英语模块7(选修)

Education Report - Teens Get a History Lesson From History Makers 教育报道 - 诺奖得主给学生们上的一课 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 Students at some high schools in

发表于:2018-12-16 / 阅读(56) / 评论(0) 分类 2012年VOA慢速英语(五)月

Hi story Comes to Life in LA Cemetery Each year, history comes to life at a Los Angeles cemetery where residents of the West Adams district explore their citys past. The Living History tour connects people in one neighborhood with interesting, and in

发表于:2018-12-16 / 阅读(58) / 评论(0) 分类 VOA标准英语2011年(九月)

Unit 43 What Caused the K-T Mass Extinction? The latter part of the Cretaceous Period was a time of continental drift and accompanying volcanic activity. The supercontinent was splitting up and the continents were taking on their modern-day forms. Ma

发表于:2018-12-30 / 阅读(50) / 评论(0) 分类 英语流行话题阅读:语境识词4500

Conservationists are overestimating the number of species that have been driven to extinction(消失), scientists have said. A study has found that a third of all mammal species declared extinct in the past few centuries have turned up alive and well

发表于:2019-01-07 / 阅读(71) / 评论(0) 分类 英语新闻

Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. Rosie: Hi there. Neil: Well, today we're talking about men. Rosie: That sounds interesting. Neil: It is very interesting especially if you'r

发表于:2019-01-07 / 阅读(147) / 评论(0) 分类 六分钟英语

By Alisha Ryu Nyeri, Kenya 22 May 2006 Jack Githae, herbal doctor, is standing next to a young MUIRI tree at his clinic in Nyeri, Kenya For thousands of years, people living around Mount Kenya in the

发表于:2019-01-08 / 阅读(146) / 评论(0) 分类 2006年VOA标准英语(五月)

By Tendai Maphosa Harare 09 August 2006 Justice Minister Patrick Chinamasa The trial of Zimbabwe's justice minister for attempting to obstruct the course of justice finally got under way after a retired magistrate was appointed to preside over the c

发表于:2019-01-08 / 阅读(170) / 评论(0) 分类 2006年VOA标准英语(八月)

FAITH LAPIDUS: Welcome to THE MAKING OF A NATION American history in VOA Special English. The nineteen twenties are remembered as a quiet period in American foreign policy. The nation was at peace. Americans elected three Republican presidents in a r

发表于:2019-01-12 / 阅读(63) / 评论(0) 分类 2011年VOA慢速英语(二)月

Education Report - Saving a School, and Its History 教育报道 - 哈林顿学校承载的历史 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 The Harrington School is an old one-room schoolhouse

发表于:2019-01-12 / 阅读(76) / 评论(0) 分类 2011年VOA慢速英语(十)月

By Lisa Schlein Geneva 12 September 2007 A new report says the number of species threatened with extinction is escalating. The World Conservation Union, which has just released its Red List of Threatened Species, warns life on Earth will continue to

发表于:2019-01-13 / 阅读(111) / 评论(0) 分类 2007年VOA标准英语(九月)

By David Byrd Washington 30 January 2007 National Football League head coaches Tony Dungy of the Indianapolis Colts and Lovie Smith of the Chicago Bears have been friends for years. Dungy mentored Smith when both were with the Tampa Bay Buccaneers,

发表于:2019-01-13 / 阅读(115) / 评论(0) 分类 2007年VOA标准英语(一月)

Researchers have developed a new computer model that they say helps determine which mammals are headed for extinction as a result of human activity. Earth is undergoing its sixth mass extinction, threatening about a quarter of all mammal species, ac

发表于:2019-01-13 / 阅读(76) / 评论(0) 分类 VOA标准英语2009年(六月)

ConservationistsTryingtoSave,ReproduceEndangeredFrogs Forty percent of all the frogs in the world are in danger of extinction, according to the Smithsonian Institution. Pollution, pesticides, climate change and now a fungus are taking a toll on this

发表于:2019-01-13 / 阅读(86) / 评论(0) 分类 VOA标准英语2011年(九月)

Humans Driving Massive Animal Extinction Earth is in the midst of its sixth mass extinction of animal species -- the first to be caused by humans -- in the past half-billion years, setting off a downward spiral in the environment and human health, wh

发表于:2019-01-14 / 阅读(53) / 评论(0) 分类 VOA标准英语2014年(七月)

The Yangtze River is a major habitant for finless porpoise, an aquatic marine mammal close to dolphins. However due to increasing human activities the number of the animal has been declining in China over the years. Provinces along the Yangtze River

发表于:2019-01-19 / 阅读(122) / 评论(0) 分类 2018CRI中国国际广播电台

Cambodia is home to the largest population of sun bears left in the wild. As the worlds smallest bear species, they are now facing a high risk of extinction due to the twin threat of habitat loss and illegal hunting. Charities are working hard to sav

发表于:2019-02-04 / 阅读(77) / 评论(0) 分类 英语新闻视频

Pre-Listening Vocabulary habitat: the place where living things live extinction: the state of no longer existing threatened: facing a possible risk of extinction 24/7: all day and night; at all times human intervention: the involvement of humans Habi

发表于:2019-02-08 / 阅读(148) / 评论(0) 分类 Facts-事实

abandon vt.放弃, 遗弃 (90-6, 91-6,92-1,93-1,95-1, 95-6,98-6,99-6,02-6,05-1,06-12,07-6) After driving many of the animals around them to near extinction, people were forced to abandon their old way of life for a radically

发表于:2019-02-09 / 阅读(117) / 评论(0) 分类 大学四六级阅读
学英语单词
a good beginning makes a good ending
aedileships
aldermanate
aldersons
ambush
angulus mastoideus
Anthuridea
aquaphor
as-yet
bead-like
bec.
bigaster
bise brume
bismuthiol ii
breusch-pagan test
capitalized loan
car left head lamp split
carriage underframe
cell-associated virus
cementing medium
colour separation
conceptual backdrop
corona stabilization
CRq.
data-objects
designated area
disappearing stair
domestic slave
double exchange
Elamitic
electrical energy consumption of ventilation
emasculative
epicycle
exciteable
face-to-face arrangement
Fitzroya
fleay
French Broad River
fuel oil purifier
genus Echinacea
geometric figures test
gilted
hacking x for y
imbo
impetre
intestinal compression
isogonic curve
Ithomi
Laiyi Township
line-hauler
locking surface
magazine articles
menismine
MFM (modified frequency modulation)
mistihede
monatepil
moulding material
muynak
nicefy
observation vector
opinion
ostearthrotomy
overpoliticization
paramyosin
Phenesin
photochromies
pivotless
point of compound curvation
precision coupled
principle of shifting
projection of knot
Punchine
pyroplastic
ramus digitalis volaris
Ranvier's crosses
reduced annealing
ruschas
Sarkolyt
share offering
sheet minerals
side-looks
skimming rod
smooth start
smoothing constant
special session on technology in the ussr
Sproatley
straight-wall core shell
submerged arc automatic welding
Sulcus collateralis
sweepforward angle
three-product washing
tight-lace liver
transparency mode
tropery
tuscumbia
two-level store
under surveillance
unifying force
variable-pitch airscrew
Vibrio takeuchi
windows socket
wristguard