记账凭证填制完毕加计合计数以后，如有空行应( )。
A．空置不填
B．划线注销
C．盖章注销
D．签字注销
参考答案：B
最善治前额及屑棱骨头痛的药是（）。
A.细辛
B.柴胡
C.白附子
D.白前
E.白芷
He can't come to the party. He_______ stay at home.[ ]
A. has
B. have to
C. have
D. has to
