Помогите пожалуйста решить

1) gymnasium 2) swimming pool 3) library 4) books 5) book 6) laptop 7) DVD player 8) DVD disks 9) potted plants 10) window sill 11) to take care      

1) into / of
2) in / on
3) to / of
4) at
5) on / in
6) -- / -- / by
7) on / in
8) at / in front of
9) behind 10) in / from / with / at
11) in / into
12) across / with
13) next to
14) in / of / under
15) for / in / over