A:AaBBcc
B:AaBbCc
C:aaBbCc
D:aaBBcc
下图是水平公路上从车后看到的一辆行驶着的汽车的右后轮,根据图中所示现象可知( )
801-347=____ 583+21=____
—No, it isn't. _______ is over there under the tree.