帮我确定一下这十二种常见植物

以下几种植物是北方比较常见的，但我不确定其名称，求助植物学的比较好的人帮忙识别下。[localimg=600,450]1[/localimg][localimg=600,450]2[/localimg][localimg=600,450]3[/localimg][localimg=600,450]4[/localimg][localimg=600,450]5[/localimg][localimg=600,450]6[/localimg][localimg=600,450]7[/localimg][localimg=600,450]8[/localimg][localimg=600,450]9[/localimg][localimg=600,450]10[/localimg][localimg=600,450]11[/localimg][localimg=600,450]12[/localimg]