单选题
[填句补文]There is a difference between science and technology. ________. Science has to do with discovering the facts and relationships between observable phenomena in nature and with establishing theories that serve to organize these facts and relationships； technology has to do with tools， techniques， and procedures for applying the findings of science.
A.Another distinction between science and technology has to do with the progress in each.
B.We are all familiar with the improper use of technology.
C.Unlike science， progress in technology must be measured in terms of the human factor.
D.Science is a method of answering theoretical questions； technology is a method of solving practical problems.
正确答案：D
答案解析：第一句总述了科学和技术是有差别的。缺空后是对两者的分述，因此缺空处也应是对两者的分述，故选D。