烟草专卖许可证的持证人应当将取得的（）正本摆放在经营场所的显著位置。
参考答案：烟草专卖许可证
He had a strange hairstyle and he instantly became the ________ of attention the moment he stepped into the classroom.
A．aim
B．focus
C．direction
D．point
不给仙人掌浇水，最多能活几年？
