下肢损伤(骨折、伤筋)常选用的部位引经药物为()
A.木瓜
B.牛膝
C.独活
D.羌活
E.千年健
参考答案:A, B, C, E
如图所示:
(1)当S1、S2断开,S3闭合时,L1、L2组成_________电路.
(2)当S1、S2闭合,S3断开时,L1、L2组成_________电路.
(3)当S1闭合,S2、S3断开时,L1是_______路,L2是_______路.
(4)当S1断开,S2、S3闭合时,L1是________路,L2是________路.
Is your photo in the drawer? ________.
A.Yes, I am
B.No,it is
C.Yes,it is
D.No,I’m not