2.
1) visited
2) took
3) didn't live
4) didn't visit
5) didn't take
3.
1) enjoyed
2) didn't study
3) saw
4) didn't phone
5) ate
6) didn't visit
7) didn't teach
8) had
2.
1) visited
2) took
3) didn't live
4) didn't visit
5) didn't take
3.
1) enjoyed
2) didn't study
3) saw
4) didn't phone
5) ate
6) didn't visit
7) didn't teach
8) had