2. Did you stay at home two days ago?
Yes,I did. / No,I didn't.
3. Did you study hard two days ago?
Yes,I did. / No,I didn't.
4. Did he tidy his room two days ago?
Yes,he did. / No,he didn't.
5. Did they paint their room two days ago?
Yes,they did. / No,they didn't.
6. Did we visit our grandparents two days ago?
Yes,we did. / No,we didn't.