1. to
2. at
3. at
4. on
5. on
6. in
7. at
1. Whose
2. children’s
3. Charles’s
4. parents’
5. teacher’s
6. sister’s
Объяснение:
1. to
2. at
3. at
4. on
5. on
6. in
7. at
1. Whose
2. children’s
3. Charles’s
4. parents’
5. teacher’s
6. sister’s
Объяснение: