He made it pretty clear from the beginning that we were going to war. _____ she still pretends that she knew nothing about it?

A．Even though

B．How come

C．Now that

D．What if

取用无菌溶液时，以下哪些是正确的()

A．核对患者姓名

B．核对瓶签是否符合

C．检查溶液内有无沉淀

D．倒取无菌溶液时，掌心紧贴标签

E．倒取无菌溶液时，瓶盖的内面保持无菌