—________you _____your homework yet?—Yes, I ___it ten minutes ago.
A:Did, do, finished
B:Have, done, finished
C:Have, done, have finished
D:will, do, finish
下列古代文明成果中,较为全面地保存了两河流域社会发展状况的是( )
下列诸国,既是“春秋五霸”又属“战国七雄”的是( )