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) behind10) in / from / with / at
11) in / into
12) across / with
13) next to
14) in / of / under
15) for / in / over