第27题: [单项选择]People are finding less and less time for relaxing themselves because() A. they do not know how to enjoy themselves B. they do not believe that relaxation is important for health C. they are traveling fast all the time D. they are becoming busier with their work 参考答案:D 答案解析:
第36题: [填空题]According to Dr. Collins, how to prevent those patents A. A.To stop clinical lab from doing diagnostic testing B.To order government labs to make every new gene discovery public knowledge C.To pass laws prohibiting private ownership of genome patents.