Question

It is a pity that I did not revised my lesson. start with= I wish......
2)He was so old that he could have been my grandfather. with= He was old enough........
3)To know if tomorrow will be fine is impossible. with=It is........

Answer 1

1. I wish I could revise my lesson
2.he was old enuf to be my grandfather
3 .it is impossible to know if tomorrow will be fine

Answer 2

$i \: wish \: i \: could \: revise \: my \: lesson$