无人主张权利的房屋，直接由房地产行政主管部门代为登记并颁发房屋所有权证。 ( )
参考答案：错
生活中常见的下列物质中属于纯净物的是
Is this the reason ________ at the meeting for his carelessness in his work?[ ]
A．he explained
B．what he explained
C．how he explained
D．why he explained
