多项选择题
5. The discussion section of research paper is where th...
单项选择题5. The discussion section of research paper is where the author most effectively demonstrates his/her ability to think critically about an issue. A、正确 B、错误
2.数据库类型:层次数据库、网状数据库、( )
问答题2.数据库类型:层次数据库、网状数据库、( )
闭式舞姿是指一手持握,另外一手打开。( )A.对B.错
单项选择题闭式舞姿是指一手持握,另外一手打开。( ) A. 对 B. 错