2300多年前,战国时期齐国创办的()是世界上最早的公立大学,开创了百家争鸣、兼容并蓄的学术先河。
A.稷下学宫
B.杏坛学宫
C.尼山论坛
D.西河之学
参考答案:A
二尖辫狭窄并发心房颤动和右心衰竭时,可在右房形成附壁血栓,而致
A.脑栓塞
B.肾栓塞
C.肠系膜栓塞
D.肺栓塞
E.脾栓塞
One Friday, we were packing to leave for a weekend away _____ my daughter heard cries for help. [ ]
A. after
B. while
C. since
D. when