若事务T对数据R已加排他锁 (X锁), 则其他事务对 R( )。
D
暂无解析
根据《建筑工程施工质量验收统一标准》(GB50300-2013)，施工单位技术、质量部门负责人必须参加验收的分部工程有()。
下列有关招标代理机构的说法错误的是（）。
The musician along with his band members ___________ ten performances in the last three months.
He is a very honest official and never _____ any gifts from the people who sought his help.
Teachers have to constantly update their knowledge in order to maintain their professional ___.
We are interested in the weather because it _____ us so directly ------ what we wear, what we do, and even how we feel.
在师生关系上倾向于“学生中心说”的教育学家是()
实行人民民主，保证人民当家作主，实现形式是丰富多样的，经过长期探索，我国在通过依法选举让人民的代表来参与国家生活和社会生活管理的同时，找到了一种保证人民在日常政治生活中油广泛持续深入参加权力的特有民主形式，这一特有民主形式是()。
“马者所以命形也：白者所以命色也。命色者非命形也，故曰白马非马。”从唯物辩证法的观点看，“白马非马”这一命题的错误在于()。
The reason why he adapted to the new situations quickly is that he has a_____ attitude.
赞可夫主张教学应该走在学生发展的前面，所依据的是()
With the acquisition of smaller companies by larger ones, the 1960's saw a wave of new conglomerates.