1) Bill wore his green jacket yesterday.
2) Ted came to school at 9 o'clock yesterday.
3) His parents went to the seaside last week.
1) Did Bill wear his green jacket yesterday?
2) Did Ted come to school at 9 o'clock yesterday?
3) Did his parents go to the seaside last week?
1) Bill didn't wear his green jacket yesterday.
2) Ted didn't come to school at 9 o'clock yesterday.
3) His parents didn't go to the seaside last week.