1. Did he send a letter to his penpal last week ?
yes , he did !
2. Did she teach us English last year?
yes , she did / no , she didn't
4. did robin's son bought a lot of souvenirs ?
yes , he did / no , he didn't
3. did they did their homework carefully ?
yes , they did / no , they didn't
5. did touris ate seafood at that famous restaurant ?
yes , he did / no , he didn't
6. did the teacher gave her students a lot of homeworks ?
yes , she did / no , she didn't
7. did his uncle took him to see cham temple ?
yes , he did / no , he didn't
8. Did liz buy a lot of souvenirs ?
yes , she did / no , she didn't
9. did they put the fish in a big bag ?
yes , they did / no , they didn't
10. Did Ba wore a cap with a dolphin on it ?
yes , he did / no , he didn't