--- Is there any flowers _______ the tre
问题:
--- Is there any flowers _______ the tree.
--- No. But there are many birds _________ it.
A.in, on
B.in, in
C.on, in
D.on, on
--- Is there any flowers _______ the tree.
--- No. But there are many birds _________ it.
A.in, on
B.in, in
C.on, in
D.on, on