[00:03.89]Lesson 5 1 Dialogue [00:09.64]Mr Zhu is showing the students of Class 4 the chemistry lab. [00:16.30]Mr Zhu: Now,this is the chemistry lab. [00:20.45]Have you been in this lab before? All:No. [00:25.50]Mr Zhu: Ok,listen carefully,please. [0

发表于:2018-12-13 / 阅读(128) / 评论(0) 分类 高中英语人教版高一

Psychologically defined, concentration is the process of centering one's attention over a period of time. In practical application, however, concentration is not as simple to deal successfully with as the definition may imply. For this reason, it is

发表于:2019-01-02 / 阅读(57) / 评论(0) 分类 双语有声阅读

Uyghur Food: 'A Combination of Everything' American Grace Clegg loves to try new food. She recently ate at Dolan Uyghur Restaurant in Washington, D.C., with a group of friends and coworkers. There, they had what Clegg described as a delightful spread

发表于:2019-01-02 / 阅读(59) / 评论(0) 分类 2017年VOA慢速英语(八)月

This is the VOA Special English Development Report. Dye can bring a little color to life. Most clothing is colored with dyes. Modern, manufactured dyes can be costly. Natural dyes from plant and animal products have been used since ancient times. So

发表于:2019-01-11 / 阅读(64) / 评论(0) 分类 2010年VOA慢速英语(八)月

Study: No Evidence Hydraulic Fracturing Pollutes Water A new study finds no evidence that the controversial practice to extract natural gas known as hydraulic fracturing is contaminating ground water. The report, Separating Fact from Fiction in Shale

发表于:2019-01-14 / 阅读(75) / 评论(0) 分类 VOA标准英语2012年(二月)

[0:0]misunderstand mixture误会 混合,混合物 [1:48.5791]mobile mode moderate modest [2:31.6939]modify moist moisture mold

发表于:2019-01-16 / 阅读(142) / 评论(0) 分类 闭着眼睛飘单词 四级词汇