Passage 31 Water Pollution Water is very important to us. Factories and plants need water for industrial uses and large pieces of farmland need it for irrigation. Without water to drink, people die in a short time. Today most water sources are so di

发表于:2018-11-30 / 阅读(91) / 评论(0) 分类 英语专业四级听写

1. A) Riding a horse. B) Shooting a movie. C) Playing a game. D) Taking a photo. 2. A) She'11 type the letter for the man. B) She'll teach the man to operate the computer. C) She doesn't think his sister is a good typist. D) She thinks the man should

发表于:2018-12-01 / 阅读(144) / 评论(0) 分类 英语六级历年真题小体积版

When you consider all life on Earth, billions of human beings are a relatively small number when compared to trees, earthworms or even viruses. But humans really know how to use what little power we have, a new study found. The study is said to be th

发表于:2018-12-08 / 阅读(75) / 评论(0) 分类 2018年VOA慢速英语(六)月

cashew n. 腰果 catastrophe n. 大灾难 cayenne n. 辣椒 chainsaw n. 链锯 chocolate n. 巧克力 cinnamon n. 肉桂 citizenry n. 公民,市民 clear cutting 清除林木,开垦土地 clove n.

发表于:2019-02-05 / 阅读(118) / 评论(0) 分类 英文语法词汇

The earthquake and tsunami(海啸) disaster in Japan has disrupted that Asian nation's power plants, including nuclear facilities(核设施) that are still threatening the area with radiation leaks. The crisis at Japan's nuclear plants has ca

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

Scientists: Gene Editing Should Stay in Laboratories 科学家称基因编辑技术应该留在实验室 Scientists are debating how to limit their newly-discovered power to change genetic structure. Scientists already modify the genes of farm animal

发表于:2019-02-12 / 阅读(68) / 评论(0) 分类 2016年VOA慢速英语(七)月

When Emerson poetically noted that mosses favor the north sides of trees (The moss upon the forest bark, was pole-star when the night was dark) 当埃默森富有诗意地谈到苔藓喜欢生长在树木的北侧的时候(在漆黑的夜晚,树干

发表于:2019-02-13 / 阅读(50) / 评论(0) 分类 万物简史

These pods are picked when they are large and full. 豌豆荚长大、长饱满之后, 人们就采下来, The peas are taken out, and boiled for us to eat. 把豌豆剥出来煮着吃。 Let us look at the curious flower of the pea-plant. 咱们再看

发表于:2019-02-13 / 阅读(76) / 评论(0) 分类 英国学生科学读本

LESSON 56 Habits of flowers 第五十六课 花的习性 Nearly all flowers turn towards the light, as if they loved it. 几乎所有的花都有向阳的,好像它们很喜欢太阳. This can be seen by watching plants that are standing near a windo

发表于:2019-02-13 / 阅读(54) / 评论(0) 分类 英国语文第三册

It is a natural human impulse to think of evolution as a long chain of improvements, 人们自然会不由自主地想到,进化是个不断完善的漫长过程, of a never-ending advance toward largeness and complexityin a word, toward us. 一个

发表于:2019-02-17 / 阅读(67) / 评论(0) 分类 万物简史

Many organisms in the visible world were also poorly served by the traditional division. 传统的分类法也不大适用于可见世界里的许多微生物。 Fungi, the group that includes mushrooms, molds, mildews, yeasts, and puffballs, were ne

发表于:2019-02-17 / 阅读(39) / 评论(0) 分类 万物简史

It has been suggested that the cyanobacteria at Shark Bay are perhaps the slowest-evolving organisms on Earth, and certainly now they are among the rarest. 据认为,沙克湾里的叠层石也许是地球上进化最慢的生物,也肯定是现在

发表于:2019-02-17 / 阅读(72) / 评论(0) 分类 万物简史

Coal-fired Power Plants The invention of the incandescent light bulb by Thomas A. Edison in 1879 created a demand for a cheap, readily available fuel with which to generate large amounts of electric power. Coal seemed to fit the bill, and it fueled t

发表于:2019-02-17 / 阅读(50) / 评论(0) 分类 双语有声阅读

WASHINGTON, June 25 (Xinhua) -- U.S. President Barack Obama unveiled the country's first national climate action plan on Tuesday afternoon, pledging to limit carbon emissions from American power plants. Delivering a speech at Georgetown University, O

发表于:2019-02-18 / 阅读(56) / 评论(0) 分类 英语新闻

Subject: Read my lips. 迷你对话 A: Sir, would you like to have broccoli? 先生,要不要个绿化椰菜? B: Read my lips. I dont like it. 注意听,我不喜欢它。 地道表达 read ones lips 1. 解词释义 Read ones lips的字面意思是

发表于:2019-02-22 / 阅读(95) / 评论(0) 分类 迷你对话学地道口语

A FREIGHT train, its dozen cars loaded with coal covered in a light dusting of snow, snaked through the narrow valley, sometimes following the two-lane highway and sometimes crossing it. The valley was silent and snowy, and though it was two days int

发表于:2019-02-24 / 阅读(54) / 评论(0) 分类 经济学人综合

Plankton Scattered through the seas of the world are billions of tons of small plants and animals called plankton. Most of these plants and animals are too small for the human eye to see. They drift about lazily with the currents, providing a basic f

发表于:2019-02-25 / 阅读(61) / 评论(0) 分类 双语有声阅读

This was an amazing disclosure. 这句话里包含着丰富的历史内容。 Joseph Banks was England's greatest botanist, and the Endeavour voyage that is the one on which Captain Cook charted the 1769 transit of Venus 约瑟夫班克斯是英国最伟

发表于:2019-03-04 / 阅读(130) / 评论(0) 分类 万物简史

Voice 1 Welcome to Spotlight. I'm Liz Waid. Voice 2 And I'm Bruce Gulland. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Matthew and Susan were to be ma

发表于:2019-03-04 / 阅读(121) / 评论(0) 分类 环球英语 Spotlight

In principle you ought to be able to go to experts in each area of specialization, ask how many species there are in their fields, then add the totals. 原则上,我们可以去找一找每个专门领域的专家,问一问他们的领域里有多少

发表于:2019-03-17 / 阅读(411) / 评论(0) 分类 万物简史