Explicație:
1) I did not smoke when I was young,
2) Maria does not study Medicine.
3) During our holidays,we do not watch television.
4) Tamara did not accept his invitation.
5) We did not walk to the office last week.
6).Dorris did not serve tea yestarday.
7) Mark does not answer my telephone call.
8) He did not vote in the last elections.
9) These architects did not design this building.
10) Mr.Miller does not offer the position to him.
