1. When did my sister swim in the swimming pool? 2. My sister swam in the swimming pool last week, didn't she? 3. Where did my sister swim last week? 4. Did my sister swim in the swimming pool last week? 5. Whose sister swam in the swimming pool last week?
2. My sister swam in the swimming pool last week, didn't she?
3. Where did my sister swim last week?
4. Did my sister swim in the swimming pool last week?
5. Whose sister swam in the swimming pool last week?