3- on the third floor
4-the fire brigade
5-the first man
6-the capital
7-the largest city
8-in the army
9-near the sea
10-after the dinner
11-on the top
12-in the country
13-at the end
14-the same price
15-the most important
16-the man
17-the name
18-the first time
19-
20- in the fridge