患者，男，59岁。久咳不止，咳声低微，少气乏力，痰少而干，痰中有血丝。用药宜首选（）
A.人参
B.西洋参
C.黄芪
D.甘草
E.山药
参考答案：B
与SLE病情活动性无关的实验室检查为
A．血清C3、C4下降
B．白细胞减少和淋巴结细胞绝对值减少
C．抗dsDNA抗体升高
D．抗Sm抗体升高
E．血沉加快
She knows how to make full use of her time and her parents never put _____ on her to
work hard. [ ]
A. force
B. pressure
C. burden
D. weight
