外用杀虫止痒、内服壮阳通便的药物是（）
A.雄黄
B.硫黄
C.杜仲
D.巴戟天
E.蛇床子
参考答案：B
What he said at the meeting made Mary rather embarrassed, so he felt that he ______ differently.
A．might express
B．should express
C．could have expressed
D．must have expressed
上帝三位一体的性质不包括P（）（）？
A、全知
B、全能
C、全会
D、全善
