微量硅测定，加入酒石酸的作用是（）。
A、显色剂
B、反应物
C、消除干扰
D、隐蔽剂
参考答案：C
具有降TC作用及降低冠心病发病率，还能使血清高密度脂蛋白(HDL)水平有所提高的是
A．β-受体阻滞剂B．氢氯噻嗪C．硝苯地平D．卡托普利E．哌唑嗪
—The patient looks much better. ________ is it that has made him ________ he is today?
—I think it is the medicine and patient care.
