八项质量管理原则是ISO9000:2000族标准的()
A基本原理
B理论基础
C中心思想
DA+B+C
参考答案:B
--- Jack, what about the lecture?
--- It is the most inspiring lecture that I _________ since I came to this university.
A.attended
B.have attended
C.am attending
D.had attended
下列植物中,能为人类提供油料制品的是[ ]
A.油菜
B.白菜
C.高粱
D.土豆