题干
26. The building, from top visitors can enjoy a good view of Sanya, attracts hundreds of tourists every day.
A：which
B：whose
C：it
D：where
答案(点此获取答案解析）
B
,过其右焦点且垂直于实轴的直线与双曲线交于M，N两点，若×＝0(O为坐标原点)，则双曲线的离心率为
