具有散风寒,发微汗功效的非处方药是()
A.荆防颗粒
B.伤风感冒颗粒
C.风热感冒颗粒
D.扑感片
E.桑菊感冒
参考答案:B
Everything he _____ to his country. [ ]
A. had was contrbuted
B. had been contributed
C. had to be contributed
D. had contributed
在AutoCAD软件中,下面的操作中不能实现复制操作的是()
A.复制
B.镜像
C.偏移
D.分解