Complete the world combinations with the prepositionsвставить заместо ...

Complete the world combinations with the prepositions
воткнуть заместо ... (at,of,in,to,by)
1)To laugh ... the story
2)... the back of the garden
3)... the back of the car
4)to stand with one"s back ... the door
5)... fact
6) to do something ... one"s own
7) ... her surprise
8)a garden full ... flowers
9) to be surprised ... the answer
10) ... the back of the classroom