治疗妊高症应用硫酸镁注意事项中错误的是

A．膝腱反射必须存在

B．心率大于80次/分

C．呼吸每分钟不少于16次

D．尿量24小时不少于600ml

E．镁中毒时，可用10%葡萄糖酸钙静推

I like both of the skirts. I really don't know _____. [ ]

A. to choose what

B. to choose which

C. which to choose

D. How to choose