下列横线上应填的内容及所属成分表述正确的一项是3H2D2O2b1E4X(b:U*L/d3I7q-K7C;F4M;M
*U(a4@7e2s'B/{0d7e是美的季节。4X(b:U*L/d3I7q-K7C;F4M;M
A．秋天的北京，作主语。4X(b:U*L/d3I7q-K7C;F4M;M
B．北京的秋天，作状语。4X(b:U*L/d3I7q-K7C;F4M;M
C．秋天的北京，作定语。4X(b:U*L/d3I7q-K7C;F4M;M
D．北京的秋天，作主语。4X(b:U*L/d3I7q-K7C;F4M;M