题目

治疗性克隆有望最终解决供体器官的短缺和器官移植出现的排异反应。下图表示治疗性克隆的过程，下列说法正确的是（ ）A.上述过程利用了动物体细胞融合技术B.上述过程实现了动物细胞的全能性C.胚胎干细胞的不断增殖和分化潜能保证①过程的进行D.图示克隆技术违背伦理道德，因此我国政府提出不赞成、不允许、不支持、不接受等“四不”原则 阅读理解。      In our daily life, we can see many signs of Dos and Don'ts in public places. The following are some of them. Please choose five signs and put them in the proper situations, and one sign can be used only once. A. NO LITTERING B. HANDS OFF C. KEEP OFF GRASS D. NO SMOKING E. SPEED LIMITED F. DO NOT FEED ANIMALS G. BE CAREFUL WHEN CROSSING STREET H. DANGER! KEEP OUT!    1_________                   2_________               3_________           4_________      5_________