两个小数的和与这两个小数的积比较 [ ]
A.和大于积
B.和小于积
C.无法比较
答案:C
Tuhao, dating back perhaps as far as the Southern Dynasty, _________ its new meaning last September.
A.put on
B.took on
C.carried on
D.depended on
慢性肺源性心脏病的并发症,下列哪一项是错误的
A.肺性脑病和上消化道出血B.酸碱平衡失调及电解质紊乱C.心律失常和肾衰竭D.休克与弥散性血管内凝血E.心力衰竭