动脑筋，猜谜语。
左一片，右一片，相隔不远，永不见面。
猜一人体器官：（ ）
耳朵
In Canada Tom met a young lady ___ Jane and was caught by her beauty.
A．naming
B．named
C．name by
D．by call
脊椎动物排泄系统的演变。
