1. This notebook belongs to Jane. - This is Jane's notebook.
2. These suitcases belong to our guests. - These are our guests' suitcases.
3. This bedroom belongs to my son. - This is my son's bedroom.
4. These keys belong to Mark. - These are Mark's keys.
5. This painting belongs to Picasso. - This is Picasso's painting.
6. These poems belong to Pushkin. - These are Pushkin's poems.
7. This helicopter belongs to our boss. - This is our boss's helicopter.
8. These dictionaries belong to the students. - These are the students' dictionaries.
Task 32:
4) a
5) The
6) an
7) the
8) the, the
9) a
10) -
11) the
12) -
13) the
14) the
15) -, -
16) the, the
17) the, -
18) -, -
19) a, an
20) the, the, the, the
21) the, -
22) an, the, -
Task 33:
2) in
3) on
4) to
5) on
6) in
7) since
8) on
9) by
10) in
11) for
12) on
13) at
14) of
15) on
16) on
17) by
18) for, on
19) to, in
20) at, in