下列日期中,北京昼夜长短相差最小的一天是( )
A:国际劳动节
B:元旦
C:我国国庆节
D:我国教师节
如图,⊙O外接于△ABC,AD为⊙O的直径,∠ABC=30°,则∠CAD的度数( )
某同学测了当地12小时的降水量,如图所示,则该同学的判断正确的是 ( )
Located between the 16th and the 18th floor, ______ I call my “home” is more like a “bird's nest”.