Put in will ('ll) or won't.

1 Can you wait for me? I won't be long.

2 Don't ask Amanda for advice. She won't know what to do.

3 I'm glad you're coming to see us next week. It will be good to see you again.

4 I'm sorry about what happened yesterday. It won't happen again.

5 You don't need to take an umbrella with you. I don't think it will rain.

6 I've got some incredible news! You won't believe it.​