help me please :)

Complete the sentences with words from the box.
There is one extra word.

back, in, of, on, over, up

1 Please knock ______ the second door on the right.

2 I wrote to the novelist and he wrote ____to me!

3 Do you think Kubla Khan is a work ____ art?

4 Local painters, writers and poets took part _____ the arts festival.

5 Do you think Dorothy Wordsworth got fed _____
looking after her brother?


please help me :)​