拥有()的多少将成为衡量图书馆知识管理水平的重要指标之一。
参考答案:自主知识产权
You ______ include this section. It's not necessary.
A.wouldn't
B.couldn't
C.don't need
D.don't have to
引起再生障碍性贫血的药物中最常见的是()
A.磺胺药
B.保泰松
C.氯丙嗪
D.氯霉素
E.抗肿瘤药