《温病条辨》称之为"辛凉平剂"的方剂是()
A.白虎汤
B.桑菊饮
C.银翘散
D.麻杏甘石汤
E.柴葛解肌汤
参考答案:C
下列土壤类型中,发育程度较好的[ ]
A.珠江三角洲冲积土
B.江南丘陵红壤
C.青藏高原寒漠土
D.塔里木盆地荒漠土
What should we say when we meet Americans __________ the tirst time.[ ]
A. at
B. on
C. for
D. in