煤相学

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- English teacher Lida Baker joins us from Los Angeles to talk about phrasal verbs. The first word is a verb. The second word, sometimes even a third, is usually a preposition. Ph

发表于:2018-12-04 / 阅读(88) / 评论(0) 分类 词汇大师(Wordmaster)

The Ant and the Dove An ant went to the bank of a river to quench its thirst, and being carried away by the rush of the stream, was on the point of drowning. A Dove sitting on a tree overhanging the w

发表于:2018-12-05 / 阅读(121) / 评论(0) 分类 创世记

The Ant and the Grasshopper In a field one summer's day a Grasshopper was hopping about, chirping and singing to its heart's content. An Ant passed by, bearing along with great toil an ear of corn he

发表于:2018-12-05 / 阅读(145) / 评论(0) 分类 创世记

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- English teacher Lida Baker joins us from Los Angeles to talk about phrasal verbs. RS: The first word is a verb. The second word, sometimes even a third, is usually a preposition

发表于:2018-12-30 / 阅读(119) / 评论(0) 分类 词汇大师(Wordmaster)

Grammar Girl here. Today, guest-writer Bonnie Trenga helps us understand modifiers that come at the beginning of a sentence. Bonnie says, As a guest-writer, I plan to talk about two kinds of troublesome modifiers that begin a sentence. Like many of y

发表于:2019-01-02 / 阅读(113) / 评论(0) 分类 英语语法 Grammar Girl

Grammar Girl here. Listen up, everyone! Todays topic is phrasal verbs, as in to listen up. And now, guest-writer Bonnie Trenga writes, a listener, Paulino from Minneapolis, would like to know what phrasal verbs are and why they are called that. Phras

发表于:2019-01-02 / 阅读(145) / 评论(0) 分类 英语语法 Grammar Girl

After you have greeted your guests, you will begin to go through the main body of your presentation. It's very useful to have some visual aids - some slides, pictures or graphs that help explain what you are saying. Sometimes they can also help to k

发表于:2019-01-07 / 阅读(365) / 评论(0) 分类 英语讨论

It started with a simple experiment: take some graphite - the black stuff in the middle of a pencil - and put a piece of tape over it. When the scientists at the University of Manchester did that, they found that they could develop a material that co

发表于:2019-01-14 / 阅读(131) / 评论(0) 分类 VOA标准英语2010年(十)月

Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯 In 2004, two scientists at the University of Manchester in England isolated a carbon-based material called graphene, with some unusual properties. Andre

发表于:2019-01-14 / 阅读(116) / 评论(0) 分类 VOA标准英语2014年(二月)

An ant once leaned too far over the edge of a fountain and fell in-to the water.A dove was watching from a tree nearby.She saw that the ant could not swim so she plucked off a leaf and threw it down to him.He managed to scramble onto it and in

发表于:2019-01-26 / 阅读(160) / 评论(0) 分类 趣味英语

One cold,frosty day in the middle of winter a colony of ants was busy drying out some grains of corn which had grown damp during the wet autumn weather.A grasshopper,half dead with cold and hunger,came up to one of the ants.Please give me a

发表于:2019-01-26 / 阅读(194) / 评论(0) 分类 趣味英语

Zahra' Langhi 曾是利比亚愤怒日运动的一员。愤怒日运动有助于推翻卡扎菲专制政府,然而利比亚之后又该何去何从呢?在利比亚的第一次大选中,人们尝试创新了候选人名单交叉式候选人名单,

发表于:2019-02-05 / 阅读(95) / 评论(0) 分类 TED公开课:世界权势大转移

An ant and a fly were contending heatedly who was of greater importance.The fly was the first to begin:Can you possibly compare with my endowments?When a sacrifice is made,I am the first to taste the entrails that belong to the Gods.I pass

发表于:2019-02-06 / 阅读(192) / 评论(0) 分类 趣味英语

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发表于:2019-03-02 / 阅读(125) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(120) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(119) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(136) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(140) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(122) / 评论(0) 分类 加州英语分级G1

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发表于:2019-03-02 / 阅读(166) / 评论(0) 分类 加州英语分级G1
学英语单词
-ular
acridotheres cristatellus formosanus
alpha naphthol
alpine bluegrass
aneurysmal hematoma
Anserma
aregh
Beni-Abbès
Berger buildup factor
black sumac
blennometrorrhea
blue-winged kookaburras
breathe again
caenogeneses
christmas pyramid
circumscriptible
cmlr
contactless relay
corrosive atmosphere test
debarrassed
decoding observations
denunzio
diagonal rib
Dictyzide
diings
earth sciences
Eight Eccentrics of Yangzhou
Emmett Kelly
expression symbolic
get the drop on sb.
glass-concrete construction
hagwon
Harney Basin
Hemel Hempstead
Henty
historical era
HMG
hold sb accountable for
hydrangea families
Impatiens corchorifolia
input-power rating
interstitial tissues
katako kombe
Kungsängen
laboratory data products group
late hours
lateritic red earth
left uniform structure
level-up
leybolds
line-field
longitude of vertex
make-do-and-mend
mammut americanums
microgenres
mild concentration
Neupokoyeva, Kosa
non-specific inhibition
normal variance
Okhla
one too many
opisthomere
oral-lateral
oxygen-dependent
pajama
passed balls
perfixing
phrictopathic
post-trader
posterior pituitary gland
primigravidae
rail spike
run dialog
saline solution infusion kit
sceptred
schera
scratch-cards
sea scatterings
seamless
semiterete
sergeantships
signal alarm
sparing-match
st.a
Strategic Air Command control system
Stryama
suturae intradermica
tarsule
tetrahydrofurfuryl alcohol
thermoanalytical microscopy
Thirty Years' War
trichinopoli
trophophytes
underfiring
vein dyke
wait your turn
watch oneself
wear hardness
writers' paralyses
yardangs
zigzag search