题目

One stormy night many years ago, an elderly man and his wife entered the lobby(大厅）of a small hotel in Philadelphia. Trying to get out of the rain, the couple _______the front desk hoping to get some _______for the night.“Could you possibly give us a room here?” the husband asked.The clerk, a friendly man with a winning smile, looked at the couple and explained that there were three conventions(会议）in town.“All of our rooms are taken, the clerk said. But I can't send a nice couple like you out_______the rain at one o'clock in the morning. Would you _______be willing to sleep in尺规作图是理论上接近完美的作图方式，乐乐很喜欢用尺规画出要求的图形．在下面的中，请你也按要求用尺规作出下列图形（不写作法，但要保留作图痕迹）并填空．（1）作出的平分线交边于点；（2）作出边上的垂直平分线交于点 ；（3）连接，若，则的度数为 ．