总分类账和明细分类账一律都是根据记账凭证登记的。()
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项目后评价的()特点是评价的公正性和客观性的重要保障。
A. 独立性
B. 科学性
C. 实用性
D. 反馈功能
By describing news as "machine-gunning with scraps", the author means______.
A. much of the news contains gun-fighting scenes
B. much of the news program is only a rapid broadcast of unrelated bits of information
C. news programs are repeated too frequently on the screen
D. news programs can't capture and hold viewers' attention
天然抗肿瘤药
博来霉素
A. 丝裂霉素C
B. 阿霉素
C. 长春新碱
D. 紫杉醇
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