I... anything in my life to be ashamed of...
1) was never done
2) have never done
3) had never done
4) didn't never do
You know,... the instructions you gave me rather misleading
1)I've found
2) I had found
3) I have been found
4) I am finding
Much better results ... by the athlete before he joined our club
1)had shown
2)have shown
3) were being shown
4) had been shown