以下不属于知识产权的是？（）
A.著作权
B.财产权
C.专利权
D.商标权
参考答案：B
According to the latest reports on TV and in the newspaper, food safety is
becoming a ________ serious worldwide problem. [ ]
A. more and more
B. little by little
C. now and then
D. one by one
阐述全面质量管理的8个原则。
