肾病综合征治疗的首选药物为
A.环磷酰胺
B.左旋咪唑
C.肾上腺皮质激素
D.苯丁酸氮芥
E.环胞霉素A
参考答案:C
When Americans take a break, they often head()their favorite vacation place.
A.into
B.onto
C.over
D.for
夫卒病加以痼疾,当先治其痼疾,后治其卒病。