杆卡附着式种植义齿制作连接杆时，连接杆与牙槽嵴之间的垂直距离关系是（） A.≥3mm

下列不属于拍卖规则的是( )。

A．价高者得规则

B．低价也可行规则

C．保留价规则

D．瑕疵请求权规则

气温25℃，写作（    ）；飞机的高度上升1200米，记作（    ）；某地低于海平面75米，记作（    ）；小明家这月支出1700元，记作（    ）。

根据《物权法》，不能设定权利质权的是（ ）。

A．专利中的财产权

B．应收账款债权

C．可以转让的股权

D．房屋所有权

Electronic mail, or mail, as it is known to its many fans, has been around for over two decades. Typically, email systems support five basic functions, as described below. (41) refers to the process of creating messages and answers. (42) refers to moving messages from the originator to the recipient. (43) has to do with telling the originator what happened to the message. Was it rejected Was it lost (44) incoming message is needed. So people can read their email. (45) is the final step and concerns what the recipient does with the message after receiving it.

A．Composition

B．Transfer

C．Reporting

D．Displaying

肺炎按照解剖部位分为（）、（），间质性肺炎。