[数] 连续集求导

用Mp3背六级单词023

comet urge kidney sham continental certainty propulsion delegate derivation fowl tile denote deprive consolidate shutter depict nurture notion hover royalty deficient misery deliberate discrete orient

发表于:2018-12-01 / 阅读(212) / 评论(0)

用Mp3背六级单词

掌握英语发音第一章第三节

[00:00.00][s],[ ][ ] [00:38.61]sea/sheet/chicken [00:42.66]Exercise One: Word Conparison [00:47.62]Listen to the following words from your tape and repeat. [00:52.98]sip ship sane shane watched washed [01:01.23]lass lash least leashed chin [01:09.09]

发表于:2018-12-03 / 阅读(243) / 评论(0)

掌握英语发音

英语语法：现在完成进行时

现在完成进行时(The Present Perfect Continuous Tense)表示由过去某时持续到现在的动作，由have(has)been+现在分词构成： It has been raining for three hours. 一连下了三个钟头的雨。 She has been working the whole mo

发表于:2018-12-18 / 阅读(143) / 评论(0)

英文语法词汇

英语语法：过去完成进行时

过去完成进行时(The Past Perfect Continuous Tense)：表示过去某时前一直在进行的动作，由had been+现在分词构成： I asked him what he had been doing．我问他一盲在干什么。 He had been working all day and was very

发表于:2018-12-18 / 阅读(112) / 评论(0)

英文语法词汇

纯正英语一分钟-coffee

Scientists and doctors cant make their minds up about coffee. One study says its really bad for us and the next report says its good for us. Ive even read that 10 cups a day is good for our brain. I like a cup of coffee at certain times of the day. I

发表于:2018-12-26 / 阅读(137) / 评论(0)

纯正英语一分钟

美国英语听力80篇3 Lesson48

[00:10.06]Gehrig continued to improve as a player. [00:14.05]By 1924, pitchers for opposing teams were having bad dreams about Lou Gchrig and Babe Ruth. [00:23.04]Ruth hit sixty home runs that year. [00:26.36]Gchrig hit forty seven and won the Americ

发表于:2018-12-26 / 阅读(176) / 评论(0)

美国英语听力80篇

不择手段背单词(656):backset挫折，倒退

backset, n 挫折，倒退；涡流，逆流＝check 【记】backset＝set back－倒退【反】hike（n 远足，增加）

发表于:2018-12-30 / 阅读(193) / 评论(0)

不择手段背单词

UNIT 2 On the Train Lesson 16

[ti:UNIT 2 On the Train Lesson 16] [0:00.641]Unit 2 [0:03.070]On the Train [0:05.053]Lesson 16 [0:07.484]Unit Review [0:09.731]Ⅰ. [0:11.044]Building Your Vocabulary [0:14.048]A. [0:14.982]Fill in the blank with the proper word. [0:17.959]The first

发表于:2019-01-09 / 阅读(231) / 评论(0)

河北教育初中英语（初中起点）七年级下册

小狐外传第69期:戏法

First Mr. Yee did a trick with scarves. 首先易先生用围巾变了一个戏法。 I told you, said Fox. 我说过吧，小狐说。 Then Mr. Yee made his helper vanish. 接着易先生将他的助手变没了。 Ho-hum, said Fox. 哼，小狐说。

发表于:2019-01-29 / 阅读(122) / 评论(0)

小狐外传

WHO Report on Noise

> 28 世界卫生组织关于噪音污染的报道 DATE=3-29-01 TITLE=SCIENCE REPORT - WHO Report on Noise BYLINE=Caty Weaver Start at 59

发表于:2019-01-30 / 阅读(144) / 评论(0)

科技之光

All set for Barcelona city derby

MADRID, Jan. 7 (Xinhua) -- FC Barcelona face one of the most difficult games of the season when they face city rivals Espanyol on Sunday night. Newly crowned World Club Champions, Barca travel to the Cornella-El Prat Stadium after starting the weeken

发表于:2019-02-06 / 阅读(200) / 评论(0)

英语新闻

办公英语电话故障

Key Sentences(重点句子) 146．The connection was bad．通话情况很糟。 147．There was a lot of echo and I couldn't hear well．回音太多，我听不清楚。 148．I'll connect you agian．我再为您接通一次。 149．I've just

发表于:2019-02-07 / 阅读(132) / 评论(0)

实用英语

How to Establish New Habits the No-Sweat Way

The chains of habit are generally too small to be felt until they are too strong to be broken. - Samuel Johnson Editors note: This is a guest post from Mary Jaksch of Goodlife Zen. Have you ever had problems establishing a new habit? Maybe I should a

发表于:2019-02-14 / 阅读(177) / 评论(0)

阅读空间

成功是什么?

Have you ever thought why there are very few great people? I think there is probably only one great person out of 10,000 at best, and most probably much less than that. But why? Most people want to be great, right? Why are there only very few of them

发表于:2019-02-18 / 阅读(150) / 评论(0)

英语美文

音乐咖啡厅:Hey Monday - Set Off

音乐咖啡厅:Hey Monday - Set Off 相关介绍：Hey Monday是近来比较优秀的一支女声流朋乐队, 签约于Decaydance唱片公司, 成为Fall Out Boy, Panic at Disco, The Academy Is...等的同门师妹, 也是Decaydance旗下继The Hus

发表于:2019-02-18 / 阅读(227) / 评论(0)

音乐咖啡厅

美语听力 English Cafe 332

Topics: Famous Americans: Michael Jordan; the Quakers; tag questions; the derivation of okay; to learn versus to study Words: draft fan slam dunk to leap MVP to be inducted to endorse to be traced back to to persecute to swear to generalize worship o

发表于:2019-02-23 / 阅读(150) / 评论(0)

美语听力 English Cafe

英语PK台第660期:词霸炼成记(5)

在悠久的英语语言变迁中，单词的产生于丰富主要源于以下三种构词方法： 1. Compounding 合成法 2. Conversion 转换法 3. Derivation 派生法 Derivation 派生法由一个词根加上前缀或后缀构成另一个词.加

发表于:2019-02-23 / 阅读(404) / 评论(0)

英语PK台

英语PK台第665期:词霸炼成记(6)

在悠久的英语语言变迁中，单词的产生于丰富主要源于以下三种构词方法： 1. Compounding 合成法 2. Conversion 转换法 3. Derivation 派生法 Derivation 派生法由一个词根加上前缀或后缀构成另一个词。加

发表于:2019-02-23 / 阅读(170) / 评论(0)

英语PK台

强烈推荐考研高频词汇二-D

D deadlock,declaration,deficiency,deflection,degradation,delegation,delivery, democracy,demonstration, departure,dependence,deposition,depression,deputy,derivation,destination, destiny,destruction, de

发表于:2019-03-11 / 阅读(285) / 评论(0)

考研英语

电话故障

发表于:2019-03-11 / 阅读(246) / 评论(0)

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学英语单词

average height of highest one-tenth wave