第4题: [单项选择]Is it necessary to______ our body to the sunlight A. reveal B. display C. expose D. show 参考答案:C 答案解析:本题考动词的词义辨析。reveal意为“走漏(消息,风声等)”;display意为“展示”; expose意为“暴露”;show意为“出示”。结合句意,故C项正确。本句大意为:有必要将身体暴露在阳光下
第22题: [单项选择]With Ceres, America's Second Harvest is now able to ______. A. enlarge its network B. prevent food from spoiling C. give out food more efficiently. D. solve the hunger problem in the country 参考答案:C 答案解析:推断题。本题答案在文章的第六、七、八段。根据第六段,Ceres是a new inventory and financial-management system(一种新的库存和财务管理系统),接着第七、