如图,∠A=35°,∠B=∠C=90°,则∠D的度数是( )
A:35°
B:45°
C:55°
D:65°
据《汉书》记载,汉武帝时,某一官员“周行郡国,省察治状,黜陟能否,断治冤狱……”这一官员的身份应是( )
下列四个选项中比例尺最小的是 ( )
Jack, ______ his father ______ climbing the hill.