A:went to
B:has gone to
C:has been to
D:has been in
Daming took a photo ____ his father. ( )
二次世界大战以前,非洲三个独立的国家是____ , ____ , ____;在非洲东部有一条世界陆地最长的裂谷带 ____ .
能体现我国气候资源优势的气候特点是( )