请选择DCBA;u)k'Y8o)T*I-q7p I can see an apple ________ the apple tree and a bird ________ the banana tree.9w4|:o;a){1\:U3a8E-v'B)u4\
A．on, in9w4|:o;a){1\:U3a8E-v'B)u4\
B．in,in9w4|:o;a){1\:U3a8E-v'B)u4\
C．on,on9w4|:o;a){1\:U3a8E-v'B)u4\
D．in,on9w4|:o;a){1\:U3a8E-v'B)u4\