丑小鸭冻死在湖面上,()救了她。
A.鸭妈妈
B.老婆婆
C.农夫
参考答案:B
I like playing _____ piano,but Sally likes playing basketball. [ ]
A./, /
B.the, the
C./, the
D.the, /
活络丹中含有的毒性中药是()
A.川乌
B.马钱子
C.附子
D.蟾酥
E.半夏