成因地层单位

[00:00.00]With a greater clarity [00:02.40]of the knowledge of the area, [00:04.04]we walked from the church [00:05.57]a little farther inland [00:07.21]to what used to be [00:08.41]the post office and [00:09.72]the school that our mother attended, [

发表于:2018-12-01 / 阅读(321) / 评论(0) 分类 最新15篇文章贯通英语六级词汇

[1] Overlooked in the arguments about the morality of artificially reproducing life is the fact that, at present, cloning is a very inefficient procedure. The incidence of death among fetuses and offspring produced by cloning is much higher than it i

发表于:2018-12-01 / 阅读(196) / 评论(0) 分类 《学会英语发音》初阶英语拼读系列 第六册

RED HOT ACHIEVEMENTS Chinese history is filled with great achievements in science and technology. Since the early 1990s, China has been enjoying a boom in scientific and technological development. The success is no accident. In 1995, the Chinese gov

发表于:2018-12-04 / 阅读(112) / 评论(0) 分类 人教高中英语高二

Unit 3 Understanding Science Part I Pre-reading Task Listen to the recording two or three times and then think over the following questions: 1. Who is it about? 2. What questions interest him? 3. What

发表于:2018-12-04 / 阅读(93) / 评论(0) 分类 高级英语 下

Unit 10 Test A What will our future be like? What might happen in the year 2144? How far can your imagination take you into the future? Let's see what a newspaper in New Zealand tells us. The Future W

发表于:2018-12-11 / 阅读(188) / 评论(0) 分类 21世纪大学英语读写教程

[00:02.12]6 Each age has its future fears that turn [00:04.72]out to be groundless. [00:06.27]In the fifties, concerns focused on monsters [00:08.69]and flying saucers.Ours are reproductive. [00:12.53]For instance we worry that,come 2052, [00:15.47]i

发表于:2018-12-17 / 阅读(241) / 评论(0) 分类 北师大版高中英语模块11(选修)

Unit 10 Medical Ethics After-Class Reading PASSAGE I Required Course: Bedside Manner 101[1] Connie Cronin is the kind of nurse who loves to work the overnight shift on Christmas Eve to usher in the ho

发表于:2018-12-18 / 阅读(90) / 评论(0) 分类 新编大学英语阅读部分

Unit 8 Section (A) Legal and Moral Implications of Cloning At first it was just plain surprising. Word last week that a scientist named Ian Wilmut had succeededin cloning an adult mammal an achievement long thought impossible caught the imagination o

发表于:2018-12-29 / 阅读(188) / 评论(0) 分类 新视野大学英语读写教程(3)

Section(B)Who Will Take Advantage of Human Cloning? Last week's news that scientists had cloned a sheep sent academics and the public into a panic at theprospect that humans might be next. That's an understandable reaction. Cloning is a radical chall

发表于:2018-12-29 / 阅读(142) / 评论(0) 分类 新视野大学英语读写教程(3)

Section (C) Twins Six Years Apart Scientists in Scotland recently announced that, for the first time, they have cloned an exact copy ofan adult mammal. The cloned lamb, named Dolly, has the exact same genes as the adult sheep fromwhich she was cloned

发表于:2018-12-29 / 阅读(138) / 评论(0) 分类 新视野大学英语读写教程(3)

Research into Population Genetics While not exactly a top selling book, The History and Geography of Human Genes is a remarkable collection of more than 50 years of research in population genetics. It stands as the most extensive survey to date on ho

发表于:2018-12-29 / 阅读(154) / 评论(0) 分类 新视野大学英语读写教程(4)

Cloning offers the possibility of making exact copies of ourselves. Should this be allowed? What benefits and dangers may cloning bring? 克隆技术使我们有可能分毫不差地复制自己。这一

发表于:2018-12-29 / 阅读(129) / 评论(0) 分类 全新版大学英语综合教程

VI. Further Listening and Speaking Task1: Confident enough to control your fate? Script Some people are born with the belief that they are masters of their own lives. Others feel they are at the mercy of fate. New research shows that part of those fe

发表于:2018-12-29 / 阅读(104) / 评论(0) 分类 新视野大学英语:视听说教程 4

Task3: The First Cloned Cat Script In the age-old battle of cats and dogs, score one for the cats. Researchers at Texas AM University recently announced that they have successfully cloned a cat name Rainbowthe first pet ever clonedafter several years

发表于:2018-12-29 / 阅读(90) / 评论(0) 分类 新视野大学英语:视听说教程 4

Task 2: The Improvement of Rice Script Scientists now know a lot more about a grain that people have eaten for ten thousand years. (S1) Research teams around the world have completed a map of the (S2) genes of rices. The findings appeared last week i

发表于:2018-12-29 / 阅读(121) / 评论(0) 分类 新视野大学英语:视听说教程 4

Uint8 II. Basic Listening Practice 1.Script M: Scentists claim the world population has 99.5% of the same DNA. W: But this doesnt tell us there is no such thing as race. Q: What is true of the DNA of difference races? 2.Script W: With the advent of t

发表于:2018-12-29 / 阅读(113) / 评论(0) 分类 新视野大学英语:视听说教程 4

Unit 9 Gender Differences In-Class Reading Gender Roles from a Cultural Perspective I. Word List Directions: Memorize the following words and phrases before class. You will benefit from your effort wh

发表于:2018-12-29 / 阅读(127) / 评论(0) 分类 新编大学英语阅读部分

Task 2: GM Foods The term GM foods refers to those produced with the latest genetic engineering techniques. In 2000, countries that grew 99% of the global GM crops were the United States, Argentina, Canada, and China. The next decade will see rapid d

发表于:2018-12-29 / 阅读(114) / 评论(0) 分类 新视野大学英语:视听说教程 1

《英语流行话题阅读:语境识词3500》Unit71:寻找代孕母亲

发表于:2018-12-30 / 阅读(161) / 评论(0) 分类 英语语境识词

[00:02.58]Pronunciation [00:03.94]Exercise 4 Listen to three sentences. [00:08.37]Choose the correct meaning,a, b or c, [00:12.26]according to the way each sentence is stressed. [00:15.50]1 The man at the back in the blue jacket. [00:20.25]2 There's

发表于:2019-01-10 / 阅读(344) / 评论(0) 分类 北师大版高中英语模块7(选修)
学英语单词
-cic
abandonments
agricultural export crop
aleurolobus barodensis
alpine desert
autologic
Aymaran languages
barometric tube
basophil, basophile
Belfield's operation
bioequivalence test
book reader
bootlegs
brawniness
bull into
cholangioscopy
chromatid segregation
chromosome elimination (seiler & haniel 1921)
combined service
concrete deck cable stayed bridge
corroborants
Cremosuxidine
crode
daniel ortega saavedras
diacetonuria
dispersants
down-wind WTG
duty insurance
early equivalent network
effective steam pressure
explosive separation
extemporise
exteriours
fillet tract
flight area
flux residue
forthrast
gingahs
grantiid
hafnium metal powder
harshaw
hernarias
high speed compound terminal
hourglass shaped spring
Ilek
inter-company accounts
jeddahs
laminated particle-board
leeswoods
lifting table
lightened
LRC - longitudinal redundancy check
Macaulay, Thomas Babington, 1st Baron
malendomas
mental representations
motion picture film processing plant
mountain maple
mulitpath effect
necking
oil charge valve
oxo synthesis
oxygen limiter
pcna
perchloroethylene
perifollicular macular atrophy
picksies
Pilea Lindl.
Polymita
popsci
PPD-B
primer brass
problem program partition
rabbit oral-papillomatosis virus
rated lamp wattage
relocation diffusion
rocket turbopump assembly
runways.
Sage, Russell
sapphirinid
secondary polyploid
send to the wash
sick puppy
side action die
Smoothstone R.
Solanum suffruticosum
spruce needle rust
stool-ball
strenuous test
striking of cutting
substantial defence
supersaturations
tank sheet-iron
three-sphere theorem
tropudalf
ultraviolet spectrums
veitchianus
virilizes
Wundt
xylene poisoning
yokings
zeugma
zitis