Bill always enjoys (play)______video games in the evening and never finishes his
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DB2提供的面向对象及多媒体应用的支持主要包括用户定义类型、【 】和大对象。
民法调整的是平等主体之间发生的财产关系和人身关系。( )
A. 对
B. 错
It is said that the American is(care)______in his manners ,his dress and his speech.
The problem, which is very complex, (solve)______by a young boy of fifteen.