Choose the right form. (Выберите правильную форму)
1. Tomorrow, if the weather is fine, we (can/ will be able to) go boating.
2. Florence rebuilt her doll׳s house three times and she (could/ was able to) do the job at last.
3. Are you sure that tomorrow Steve (will be able to/ can) do it alone?
4. I (can/ may) skate but not very well.
5. If he comes, he (can/ will be able to) help us.