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Intelligent Crows Use Tools

Intelligent Crows Use Tools What do otters, chimpanzees, and one species of crow have in common? All three are animals. They also use tools. Scientists have long known that a crow native to New Caledonia is able to use tools. The birds use them to re

发表于:2018-12-16 / 阅读(42) / 评论(0)

2016年VOA慢速英语(九)月

ESL Podcast 907 – Buying Tools at a Hardware Store

Chuck: Just remember that we have a lot to accomplish today, so lets just get what we need and go, okay? Ayaka: Sure, we just need a few tools for our DIY project. The power tools are over there. Chuck: Whoa, were not getting power tools. We just nee

发表于:2019-01-01 / 阅读(48) / 评论(0)

地道美语播客

60秒科学:On-The-Job Chimps Use Multiple Tools

To do a job right, you need the right tools. Even a chimp knows that. According to a study in the American Journal of Primatology, chimps in the Congo use multiple tools to capture army ants. Youve probably seen footage of chimps using sticks to har

发表于:2019-01-07 / 阅读(94) / 评论(0)

60秒科学

VOA标准英语2012--Study: No Evidence Hydraulic Fracturing Pollutes Water

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(76) / 评论(0)

VOA标准英语2012年(二月)

2013年ESL之日常生活 16 Buying Tools at a Hardware Store

Buying Tools at a Hardware Store Chuck: Just remember that we have a lot to accomplish today, so lets just get what we need and go, okay? Ayaka: Sure, we just need a few tools for our DIY project. The power tools are over there. Chuck: Whoa, were not

发表于:2019-01-23 / 阅读(102) / 评论(0)

2013年ESL之日常生活

DEVELOPMENT REPORT - Tools for Development

DEVELOPMENT REPORT – July 29, 2002: Tools for Development By Jill Moss (Photo -CARE) This is the VOA Special English Development Report. Building things or making clothes can be difficult in develop

发表于:2019-01-30 / 阅读(74) / 评论(0)

农业与发展

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学英语单词

be under an obligation to sb.