肝细胞中，大部分ALT存在于( ) A．细胞核 B．细胞浆(质) C．线粒体 D．

以下关于DHCP服务的说法中正确的是 。

A．在一个子网内只能设置一台DHCP服务器，以防止冲突

B．在默认情况下，客户机采用最先到达的DHCP服务器分配的IP地址

C．使用DHCP服务，无法保证某台计算机使用固定p地址

D．客户端在配置时必须指明DHCP服务器IP地址，才能获得DHCP服务

女性，16岁，咳嗽、少痰5天，不发热，WBC5.7×10⁹/L。肺部无异常体征，X线胸片示右下肺斑片状阴影，经红霉素治疗后好转，可能诊断

A.肺炎球菌肺炎

B.金黄色葡萄球菌肺炎

C.肺炎克雷伯杆菌肺炎

D.绿脓杆菌肺炎

E.肺炎支原体肺炎

When I went into the room, I found it               already. [ ]

A. is cleaned

B. was cleaning

C. to clean

D. cleaned

Service (71) Architecture aims to provide a model for the creation of service components in a wide range of languages and a model for assembling service components into a business solution-activities which are at the heart of building applications using a (72) architecture.
Service Data Objects aims to provide consistent means of handling (73) within applications, whatever its source or (74) may be. SDO provides a way of unifying data handling for databases and for services. SDO also has mechanisms for the handling of data while (75) from its source.

A．data

B．command

C．appliance

D．component

对于飞机和初级飞机的学生驾驶员，单飞前应当完成的适用动作与程序的飞行训练包括：（）.①设备故障和应急程序；②防撞、避让风切变和避让尾流颠簸；③复飞

A.①③

B.①②③

C.②③