关于妊娠合并糖尿病，实验室检查有确诊意义的有：______、______。
参考答案：两次空腹血糖>5.6mmol/L；OGTT中4项有2项异常
亚急性感染性心内膜炎最常见的死亡原因是
A．脾破裂
B．肾功能不全
C．心力衰竭
D．脑栓塞
E．细菌性动脉瘤破裂
---Did you hear that water in Tai Lake smelled terrible?
--- Yes.It ___________ because of people and factories.
A. polluted B. was polluted C.has polluted
