1. Put the correct word from the following list in each space below.     
        on        at         to           by              of            about
a) I often go ____ discos and parties.
b) We stayed ______ a cheap hotel.
c) She sunbathes ______ the beach.
d) I am very keen _____ music.
e) I spend a lot of of time ______ concerts.
f) I often go _____ concerts.
g) He stays _____ his aunt is.
h) He wants to learn ______ other countries.
i) I am very fond _____ the open air.
j) We stopped ______ campsite.
k) They prefer to be close _____ nature.
l) I am going there ______ plane.

2. Add a sentence with the past perfect.
a) I was happy to see my aunt. ( not see/ her / for a year)
b) My mum was pleased to see my room.( just / clean / it)
c) My friend invited me to lunch yesterday, but I refused. ( already / eat / my hot-dog)