下列哪味药是理中丸的组成药物()
A.生姜
B.白术
C.大枣
D.附子
E.饴糖
参考答案:B
已知⊙O1、⊙O2的半径分别为5cm、8cm,且它们的圆心距为8cm,则⊙O1与⊙O2的位置关系为( )
A.外离
B.相交
C.相切
D.内含
I bought a new sweater in a newly-open clothes-market. But what a pity it was that the sweater ______when I washed it.
A. shrank B. contracted C. shortened D. condensed