下列选项中能体现我国气候资源一大优势的是 ( )
A:夏热多雨
B:春寒干燥
C:冬季严寒
D:秋季多风沙
— Do you think it will be sunny tomorrow?
— . It has been rainy for a week.
如图,AB∥CD,AD平分∠BAC,∠C=80°,则∠D的度数为( )。