—Look, what have you done?—Sorry. I think if I _____ another chance, I’ll do it better.

If he had a map, he _____ get lost in the mountains.

  - Peter and I are going to see the film Personal Tailor tonight. What about you, Tom?   - Oh, it's a good idea. But I_______ that movie twice,

 ---Let’s go fishing if it      this weekend.  --- But nobody knows if it      .

—Let's go fishing if it               this weekend.—But nobody knows if it               .