1 Did , buy anything
2 didn't meet anybody
1.The twins didn't study in our school five years ago.
Did the twins study in your school five years ago?
2.The girl didn't read English this morning.
Did the girl read English this morning?
3.Lucy didn't do the homework at home yesterday evening.
Did Lucy do the homewor at home yesterday evening?
4.I wasn't free last night.
Were you free last night?
5.The students weren't busy with their school-work last Sunday.
Were the students busy with their school-work last Sunday?