多项选择题 在文明史上，中国发明的（）极大推动了世界文明的进程。 A.造纸术 B.火药 C.罗盘 D.印刷术

判断题 Rhetorical devices are throughout Bacon's concise and aphoristic essays.

单项选择题 Among the following statement about jx-300xp DCS network system,  (         ) is wrong. A、SBUS is the lowest level network B、SUB-S2 is located between the I/O cages governed by the control station C、Process control network Scnet II is a dual high speed redundant industrial network D、SBUS-S1 network connection master business card printing and data forwarding card