在CORBA国际标准体系结构和多层应用框架的基础上形成了( )和.NET平台两大派系。
A.Java2
B.Window98
C.Window2000
D.Linux
参考答案:A
建筑安全技术
以下不属于建筑施工过程中五大伤害的是( )。
A.高处坠落
B.机械伤害
C.起重伤害
D.坍塌
---- What do you think of Harry, our new roommate?
---- I am not sure, but he is always asking ______ questions and them are very hard to answer.
A.a great many of; a great number of
B.a great many; many of
C.a great number; a great many of
D.a large amount of , many