a) 1-ihm
2-Ihnen
3-uns
4-sie,euch
5-Ihnen
6-dir
7-ihr,sie
8-mir
9-Ihnen,uns
10-ihr
11-mir
12-dir
13-sie
14-ihm
15-uns
16-mir
17-Ihnen
b)
1-euch
2-uns
3-ihr
4-dich
5-euch
6-ihm,ihr
7-mir
8-uns
9-ihr
10-ihm
11-euch
12-dir
13-ihr
14-mich
15-ihm
16-uns
17-ihr
18-ihr