单选题By saying “raw materials do not exist, they are created” the author means _____.Athat there will be no more raw materials on the earth some time later, and man will have to create materials by themselvesBthat it is use that makes raw materials valuableCthat people have created various useful materials by using their intelligence and wisdomDhuman creativity is amazing
单选题
By saying “raw materials do not exist, they are created” the author means _____.
A
that there will be no more raw materials on the earth some time later, and man will have to create materials by themselves
B
that it is use that makes raw materials valuable
C
that people have created various useful materials by using their intelligence and wisdom
D
human creativity is amazing
参考解析
解析：
文中第二段指出“In a very real sense raw materials do not exist, they are created”，从非常实际的意义上讲，原材料不存在，它们是被创造出来的。结合上题的分析，是指人类通过技术手段使自然资源可利用。文中又写到“It is use that makes it valuable”，正是使用使其有价值。故答案为B。
文中第二段指出“In a very real sense raw materials do not exist, they are created”，从非常实际的意义上讲，原材料不存在，它们是被创造出来的。结合上题的分析，是指人类通过技术手段使自然资源可利用。文中又写到“It is use that makes it valuable”，正是使用使其有价值。故答案为B。
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