音标:['kɔsti'fektivnis] ;
n. 成本高效益,花费的有效性

Jane is great at taking care of everyone in her life. She has even assisted 27 friends in planning their weddings. Now, she is busy helping her sister put together a dream wedding. There is just one problem: Jane is in love with her sister's fiance1,

发表于:2018-11-30 / 阅读(234) / 评论(0) 分类 常春藤生活英语

Nurses do one of the most important jobs in the world. There is a special day for us to celebrate them. International Nurses Day (IND) is on May 12 every year. Of course, this is the anniversary of Florence Nightingale's birth. On IND, nurses take pa

发表于:2018-12-29 / 阅读(155) / 评论(0) 分类 英语课程学习计划和讲义

Ted Hughes I climbed through woods in the hour-before-dawn dark. Evil air, a frost-making stillness, Not a leaf, not a bird,-- A world cast in frost. I came out above the wood Where my breath left tortuous statues in the iron light. But the valleys

发表于:2019-01-02 / 阅读(185) / 评论(0) 分类 英语诗歌

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(193) / 评论(0) 分类 英语语法 Grammar Girl

Today I have a special show for you because it's September 24: National Punctuation Day, a holiday created by an educator named Jeff Rubin. To celebrate the day I had a punctuation contest and today's show highlights two of the winners. Other winners

发表于:2019-01-02 / 阅读(218) / 评论(0) 分类 英语语法 Grammar Girl

by Mignon Fogarty People often ask how to use ellipses, those little dot-dot-dots you often see in e-mail messages. For example, Mitra from Michigan asked, When is it appropriate to use '...' in writing? People use it all the time, and it seems like

发表于:2019-01-02 / 阅读(237) / 评论(0) 分类 英语语法 Grammar Girl

A businessman walked into a New York City bank and asked for the loan officer. He said he was going to Europe on business for two weeks and needed to borrow $5,000. The loan officer said the bank woul

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 英文笑话

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(459) / 评论(0) 分类 英语讨论

Ne ga weon ha neun de ro Ja sin in neun mo seub keu dae ro I jek keo sum gyo watteon bi mi leul Ne ga mo du mal ha go sipeo (Baby) Funny How All Dreams Come True Na lul ji kyo jul kkeo ya Ak kyeo watteon ja geun sa lang do Funny How I Feel For You Ne

发表于:2019-01-10 / 阅读(200) / 评论(0) 分类 音乐天堂

A: I really like the way this house looks. B: Yes, it has great curb appeal. A: The landscaping is wonderful! B: Yes, it is nice, but wait until you see the interior. A: Oh, I see what you mean! B: The carpeting and paint are all new, as well as the

发表于:2019-01-15 / 阅读(173) / 评论(0) 分类 英语情景对话-买房

A: Hello, I would like to make an appointment to look at houses. B: Sure, would you prefer looking in the morning or afternoon? A: I would prefer mornings. B: Can you go during the week, or can you only go during the weekend? A: Going to look at hous

发表于:2019-01-15 / 阅读(183) / 评论(0) 分类 英语情景对话-买房

A: I would like to pick a time to look at houses with you. B: Would mornings or afternoons be best for you? A: It is easier for me to take off work in the afternoon. B: It is best if we can go during the week; does that work for you? A: Because of wo

发表于:2019-01-15 / 阅读(165) / 评论(0) 分类 英语情景对话-买房

A: Can we choose a time to look at houses together? B: Can you do that in the mornings, or would the afternoons be best? A: Either way is good for me. B: There are a number of open houses this weekend in your area. Would that okay with you? A: I can

发表于:2019-01-15 / 阅读(186) / 评论(0) 分类 英语情景对话-买房

A: Oh, I am not sure I even want to look at this house! B: It is a bit of a fixer-upper. Lets take a look inside. A: It doesnt look much better inside this place. B: You know, with a little elbow grease and paint, you could spruce it up a bit. A: The

发表于:2019-01-15 / 阅读(189) / 评论(0) 分类 英语情景对话-买房

A: This house is not looking all that great from here B: You cant really tell everything about a house from the outside. Lets go inside. A: I dont think that it is looking any better inside here. B: I think that fresh paint and cleaning would help it

发表于:2019-01-15 / 阅读(183) / 评论(0) 分类 英语情景对话-买房

A: From the looks of this house from the outside, I dont really think that I want to go inside. B: From here, it does look like it could use a little work. Lets see what the interior looks like. A: I am not impressed by the interior of this house. B:

发表于:2019-01-15 / 阅读(174) / 评论(0) 分类 英语情景对话-买房

Todd: Hello, Daniela, how are you tonight? Daniella: Hi, Todd. I'm fine, thanks. Todd: Now, you were showing me a picture of a horse. Daniella: Yes. Todd: And you were saying that female horses and male horses are different. Daniella: They behave dif

发表于:2019-01-27 / 阅读(144) / 评论(0) 分类 原版英语对话1000个

Sometimes we hear that the economic problems in New Zealand are not so bad. On the other hand, we heard of more job losses this week. The Tertiary Education Commission (TEC) will cut 70 jobs. The TEC is a government business which gives funding and c

发表于:2019-02-03 / 阅读(189) / 评论(0) 分类 新西兰英语

The U.S. economy had a net gain of 227,000 jobs in February, while the unemployment rate held steady at 8.3 percent. Some industry experts say Friday's employment data is the latest in a series of generally upbeat economic reports showing the economy

发表于:2019-02-04 / 阅读(186) / 评论(0) 分类 英语新闻

Social conservative Rick Santorum, anti-war advocate Ron Paul, and former Massachusetts governor Mitt Romney are virtually tied in early vote counting in the U.S. state of Iowa, in the first nominating contest of the 2012 presidential election. With

发表于:2019-02-05 / 阅读(174) / 评论(0) 分类 英语新闻
学英语单词
abstract program
admiralty lien
admittees
Airman's Medal
alternative costs
American Law Institute
at a gallop
atroceruleous
B Special
bake-wares
banghyang
beachamp
bingo hall
boylovers
bulking liquor
caffle
characeeristic temperature
character token
closed superstructure
cockcrow
commensality
complex special orthogonal group
compressed-air sprayer
cone settler
conical cequiangular spiral antenna
cooling bench
danse de misere (france)
date of printing
detector head
draining system
drilled reserves
drug baron
electrical resistance load-gauge
ethidene
Euodias
exchange index bond
expectorate
extended error correction
farted around
go in for doing
green-weakness
gutra
haul down a sail
haverstocks
helicine
hepatoxicity
hypersaline water
indicating head
investment tax credit rules
labour and wages administration
lepidopterologies
Lesse River
Lilium martagon
lime refractory
loamy sand soil
lusterless-fracture
Malassezin
maniglion
Martin Family
model tectonics
Monias-Shapiro's method
mucigen granule
mushir
neo-isolationist
neoconists
Neqn
nicoyas
open heartedness
ortho para conversion
Osorno, Vol.
palisaded
plusiatic rock
Pozdeyevka
practical viscosity measurement
pressure casting die steel
program initialization
proximoventral
Rekapalle
retirement allowance
reupdates
romania leu
sea drake
selfdrive
shiko
shpos
slots
slow-breaking emulsion
spotnitz
static target
superheat stmperature control
Swedish monetary unit
synthetic fatty acid chemistry
Tenascin-C
tensa
thermal control switch
toe in
Tolbet
tropical abscess
XIC
year round
Yokuluku