1.The children played football.
→ Did the children play football?
→ The children didn’t play football.
2.I am eating breakfast.
→ Am I eating breakfast?
→ I am not eating breakfast.
3.We will go to the sea.
→ Will we go to the sea?
→ We won’t go to the sea.
4.She was sleeping when you called.
→ Was she sleeping when you called?
→ She wasn’t sleeping when you called.
5.They have been home already.
→ Have they been home already?
→ They haven’t been home already.
6.He will have written the report by morning.
→ Will he have written the report by morning?
→ He won’t have written the report by morning.
7.He watches series.
→ Does he watch series?
→ He doesn’t watch series.
8.It had rained when we went out.
→ Had it rained when we went out?
→ It hadn’t rained when we went out.
9.I have been traveling all month.
→ Have I been traveling all month?
→ I haven’t been traveling all month.
10.She will be studying in the evening.
→ Will she be studying in the evening?
→ She won’t be studying in the evening.
11.Dad is driving.
→ Is Dad driving?
→ Dad isn’t driving.
12.They finished the work.
→ Did they finish the work?
→ They didn’t finish the work.
13.Will you call me tomorrow?
→ Will you call me tomorrow?
→ You won’t call me tomorrow.
14.We have lived here since 2010.
→ Have we lived here since 2010?
→ We haven’t lived here since 2010.
15.I was reading when you came in.
→ Was I reading when you came in?
→ I wasn’t reading when you came in.