Answer:
11) anillo (ring)
12) collar (necklace; it's funny how this one is also an English word)
13) sombrero (hat)
14) cinturón (belt)
15) abrigo (coat)
16) suéter (sweater)
17) sandalia (sandal)
18) traje (suit)
19) pendientes (earrings)
20) gorra (cap)
Explanation:
(I know you already have 12, 13 and 20 down, but I've put them again just in case.)
Pida. "Dudo que él pida el permiso para hacer el concierto" would be correct.
Sintiendo ...it’s the present of sentir