15 ex. 28 fill in for, on, in, at or of. 1) there is a computer ….. his bedroom. 2) sally lives …9,castle street. 3) my sister’s bedroom is …. the first floor. 4) tracey’s cousins live … america. 5) the chemist’s is …. the corner … our street. 6) there is a flat …. sale … the first floor. 7) the supermarket is … the left. 8) we’ve got a swimming pool … our garden. 9) there are eight rooms …. hannah’s house. 10) there is a good baker’s … my neighbourhood. 11) london is ….. the south-east … england. 12) there are lots of people …. the streets. 13) new york is a city full … life. 14) the french are very proud …. the eiffel tower. 15) there are lots of cars ….. the roads this week.