拉格朗日问题,积分最小问题

A: I need somebody to come over and fix my internet. B: What's wrong with it? A: For some reason it's just not connecting. B: How long have you been having this problem? A: It hasn't been working the past few days. B: Does the internet come up at all

发表于:2018-11-30 / 阅读(150) / 评论(0) 分类 英语情景对话-日常生活

[00:08.00]Unit 8 Lesson 1 No problem [00:10.80]1.Excuse me. Hi.Can I help you? [00:15.38]I have an appointment at the Blacksmith House Cafe in Cambridge. [00:18.67]How can I get there,please. [00:20.35]2.Do you know where in Cambridge? It's in Harvar

发表于:2018-12-03 / 阅读(147) / 评论(0) 分类 直捷英语

Eve and Adam are talking. E: Do you know I've put on 5 kilos since going out with you? A: Why's that? E: You're always taking me to fancy restaurants. A: Well, you don't have to eat so much when we ea

发表于:2018-12-08 / 阅读(162) / 评论(0) 分类 赖世雄中级美国英语

本讲为2005年下半年新的教学内容,请对照教材听录音! I heard him _sing_ (sing). I don’t like letters _written_ (write) in pencil. Such programs could teach the local people how

发表于:2018-12-15 / 阅读(87) / 评论(0) 分类 自考英语(一)78讲

She reads the math problem. John has three apples. He gives one apple to Mary. He gives another apple to Billy. How many apples does John have? She thinks. Three apples minus two apples is one apple. John has one apple. The answer is one. She shows h

发表于:2018-12-31 / 阅读(121) / 评论(0) 分类 儿童英语小故事

Simon was an inveterate fisherman, well known for exaggerating the size of

发表于:2019-01-03 / 阅读(68) / 评论(0) 分类 英汉幽默故事选读

Direction:For this part,you are allowed 30 minutes to write a composition in three paragraphs.You are given the first sentence of the three paragrapgs.Your part of the composition should be no less than 100 words,not including the words given.Remembe

发表于:2019-01-08 / 阅读(91) / 评论(0) 分类 英语四级作文范文

A man was at the doctor's office.

发表于:2019-01-11 / 阅读(227) / 评论(0) 分类 英汉幽默故事选读

By Greg Flakus New Orleans 28 August 2006 One year after the devastation caused by Hurricane Katrina in New Orleans, one of the city's main engines of economic activity is back with a vengeance. Business at the port is now above pre-Katrina levels.

发表于:2019-01-13 / 阅读(118) / 评论(0) 分类 2006年VOA标准英语(八月)

Harry had a bit of a drinking problem. Every night, after dinner, he took off for the local watering hole. He spent the whole evening there, and arrived home, well inebriated, around midnight each night. He always had trouble getting his key into the

发表于:2019-01-16 / 阅读(71) / 评论(0) 分类 趣味英语

Hungary Has A Xenophobia Problem RACHEL MARTIN, HOST: Take A Number is our series that uses a numerical figure to explore problems around the world. And today's number is 10, which is the percentage of Hungarians who, according to a new EU survey, ar

发表于:2019-01-16 / 阅读(91) / 评论(0) 分类 2018年NPR美国国家公共电台4月

The problem with GUYS: If you treat them nicely,he says you are in love with him; If you don't,he says you are pround. If you dress nicely,he says you are trying to lure him; If you don't ,he says you are from Kampunc. If you argue with him,he says

发表于:2019-01-17 / 阅读(63) / 评论(0) 分类 白领英语晨读

A bald man took a seat in a beauty shop. How can I help you? asked the stylist. I went for a hair transplant, the guy explained, but I couldn't stand the pain. If you can make my hair look like yours without causing me any discomfort, I'll pay you $5

发表于:2019-01-22 / 阅读(70) / 评论(0) 分类 英语笑话(MP3+文本)

Simon was an inveterate fisherman, well known for exaggerating the size of the one that got away. But there came a day when he actually caught two enormous flounders. He immediately invited a few friends over to dine, then tried to figure out how bes

发表于:2019-02-02 / 阅读(72) / 评论(0) 分类 趣味英语

By Paul Sisco Washington 01 November 2007 The World Health Organization reports in its latest study 300 million adults around the world are considered obese, and that it is a problem not only in the industrialized nations but elsewhere as well. At th

发表于:2019-02-04 / 阅读(88) / 评论(0) 分类 VOA常速英语2007年(十一月)

Employee: The stress my boss puts me under is killing me. I have migraines(偏头疼), my blood pressure is going through the roof, I can't sleep at night, I just found out that I have an ulcer(溃疡), and as long as I stay in this job, the on

发表于:2019-02-06 / 阅读(81) / 评论(0) 分类 趣味英语

A man was at the doctor's office. Every time I drink a cup of coffee, Doctor, I have a stabbing pain in my right eye. What should I do? he asked . Take the spoon out of your cup. answered the doctor. Notes: (1) stabbing adj.刺痛的(2) spoon n.匙子

发表于:2019-02-08 / 阅读(94) / 评论(0) 分类 趣味英语

有些词汇美国人每天都要讲,而且还可能要讲上无数遍。他们在办公室里用,在饭馆里,商店里以及其他任何场合都用这些词汇。所以有的人认为它们都成了老调,听都听腻味了。今天我们要

发表于:2019-02-12 / 阅读(105) / 评论(0) 分类 美国习惯用语

One day in the Garden of Eden, Eve calls out to God, Lord, I have a problem!What's the problem, Eve?Lord, I know you've created me and have provided this beautiful garden and all of these wonderful animals, and that hilarious comedy snake, but I'm ju

发表于:2019-02-13 / 阅读(86) / 评论(0) 分类 趣味英语

How to Solve Every Problem What makes solving problems difficult is that we often dont know everything that we need to solve in order to be able to move forward. Every problem you face will always present you with at least 3 obstacles. To be able to

发表于:2019-02-16 / 阅读(85) / 评论(0) 分类 阅读空间
学英语单词
3-ds
a scoop
alchemize
amplitude-frequency curve
antibonding molecular orbital
Aravidu dynasty
aromaticks
as soon as not
asynchronous terminal support
Attapeu
BC (binary code)
brightwell
bulbous nose
Burnhaupt-le-Bas
byrrhodes tomokunii
C.V.
Candir
Chankiang
CKI
confocal ends
contract phone
copying milling
corpseless
Crabbe, George
data-base machine
demartialize
density wave instability
donauworth
eagle watch
elongata
enchantes
engineering strain
Euascomycetales
Float Charge
fratercula arcticas
frequency drift compensation
gap bridged
gas mantles
genus Necturus
genus rhizobiums
gives a picture of
go through the hoop
Googlejuice
gorbach
grade resistance
grograms
halo disturbance
hard-hatted
Hidrasonil
hot key
Hφylandet
in the reverse direction
induction motor
intermediate crank pin
Issia
jurrjens
labour dispute
leave a mark on
light actinide
liquid nitrogen cooling system
MAMIL
microseparator
murderings
nanoinductor
news conference
niminy-piminy
NZEI
oak-leaf cluster
ossium
Penrose triangles
peritoneoclysis
peyroulets
Phyllodium longipes
posterior clinoid process
Powhatan Point
principle for nuclear safety management
purchasing commission
region of doubt
reversible mechanism
rhopalostyle
right of patent
saturated hnmidity
selective sulphatizing
senile paresis
service gprs support node
shortcuts
silk stocking disease
sliwas
sound field fluctuation
split casing pump
spoonbowls
stowing forms
superior duodenal fold
superradiant wiggler interaction
SYTs
thigh lift
thrust one's oar in
trend cycle
twist number
unstinked
weak current switch
zero power kinetics