[单项选择]Dozens of scientific groups all over the world have been ______ the goal of a practical and economic way to use sunlight to split water molecules.
A. pursuing B. chasing C. reaching D. winning
参考答案:A 答案解析:pursue在此意为“继续从事,忙于”,如:He pursued his research work after leaving school.他离校后仍继续从事他的研究工作。chase作“追求,追逐
第16题: [单项选择]Which of the following items is not mentioned as being collected by the British people A. Matchbox. B. Dolls. C. TV presents. D. Gifts from fast food restaurant. 参考答案:C 答案解析:本题是事实细节题,定位到原文第二段。注意问的是“文中没有提到的”,不要误答。