单项选择题 肾缺血-再灌注损伤时引起的最严重的变化是( ) A．肾小管坏死 B．线粒体肿胀 C．线粒体崩解 D．血清肌酐增高 E．肾小管上皮细胞肿胀

未知题型 以下属于积极财政政策实施效果的有( )。

单项选择题 This has caused us much ______ as we have already made preparations for shipment according to the ______ of the said sales confirmation. A．stipulations, inconvenience B．stipulations, convenience C．convenience, stipulations D．inconvenience, stipulations