单词：population at demand
单词：population at demand 相关文章
[00:01.84]3 Listen and complete. [00:06.70]What have the children done for their project [00:10.30]on population? [00:11.96]Listen and complete their sentences. [00:16.14] [01:04.64]4 Listen and complete. [01:08.78]Listen and fill in the missing info
外研社新标准初中英语九年级
By Zulima Palacio Washington 16 October 2007 As the world's population grows, the need to ensure food safety from farms to fork has become a major international concern, with most of the attention focused on livestock. Producer Zulima Palacio talked
2007年VOA常速英语（十月）
Chinese Health Nuts 'Biggest Threat' To India's Bengal Tigers Traditional medicine in China has Indian poachers slaughtering Bengal Tigers in greater numbers and shipping their body parts up north for cold hard cash. 中药材方面的巨大需求使得
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This is the VOA Special English Development Report. The United Nations says more than eight hundred fifty million people do not have enough food. For this year's World Food Day observance last week, VOA reporters examined the current causes of hunge
VOA慢速英语2007年（十）月
The ivory trade will be back on the agenda at this year's Convention for the International Trade of Endangered Species (CITES), which opened in Bangkok on March 3. Paul Muya, deputy spokesperson for the Kenya Wildlife Service, says they hope that the
英闻天下
By Selah Hennessy London 08 October 2009 The United Nations Food and Agriculture Organization says major investment needs to be made in developing world agriculture. The FAO says that with rapid population growth and changing diets, agricultural pro
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