把一个矩形剪去一个正方形,若所剩矩形与原矩形相似,则原矩形长边与短边的比为 _________ .
(1+):2
Look at the lady ______ name is Dochi. [ ]
A. who
B. that
C. whom
D. whose
简述“楚辞”名称源流。