下列哪项不是传染源
A．病原携带者
B．传染病患者
C．受感染的动物
D．隐性感染者
E．有血吸虫尾蚴的钉螺
参考答案：E
在Access 2000中的数据访问页有很多功能，下列选项中不属于它的功能的是 ______。
A．远程发布数据
B．远程维护信息
C．远程自动更新
D．远程随时更新
-Many students don't know how to stress and become worried.
-I think they'd better ask their teachers for help. [ ]
A. argue with
B. deal with
C. quarrel with
D. come up with
