Complete using the correct form of the words given below.

Words: attribute • foresee • gamble • mutate • startle

1. The woman claimed to be able to _______ the future, but I knew she was only guessing
2. In a moment of madness, I decided to _______ everything on the turn of one card.
3. It seems that one of the genes has _______, causing the frog to be blue.
4. Following the investigation, the accident was _______ to chance.
5. When the glass fell off the table on its own, it really _______ me.