2. 外语
  3. Agricultural experts have launched a land and water management project in the world. The project seeks to increase food【B1】_____

Agricultural experts have launched a land and water management project in the world. The project seeks to increase food【B1】_____

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问题     Agricultural experts have launched a land and water management project in the world. The project seeks to increase food【B1】______in dry areas. Researchers say the water availability in some of the areas has dropped well below the【B2】______recognized standard. Many countries are taking part in the project. It is part of a larger ten-year effort called the Water and Livelihoods Initiative. The project is also expected to increase【B3】______for farmers in the areas. The United States Agency for International Development provided one million dollars for the Water and Livelihoods Initiative. Scott Christianson is an agricultural development【B4】______with USAID. He helped develop project while working for the International Center for Agricultural Research in the Dry Areas. He says the countries taking part in the project were all carefully【B5】______. Scott Christianson- "They all share a socioeconomic and cultural【B6】______that’s fairly homogeneous. We feel that it’s going to【B7】______our opportunity for trading of knowledge that we will【B8】______in the project." Research by the International Center for Agricultural Research in the Dry Areas and its partners has already【B9】______to be successful. New irrigation methods are expected to double wheat production while using one-third of the water【B10】______full irrigation.
【B9】
选项
答案proven
解析 句意推断题。空格所处位置作主语Research的宾语。结合上下文，所填单词应表示“证明”的意思。结合录音可填入proven。
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