If clause type 1 - questions, negatives, statements

If clause type 1: Fill in the correct form of the verbs. (Where possible fill in more verbs in one gap.)

1. Somebody if you the bell. (come/ring)

2. They ill if they that water. (be/drink)

3. If a beggar you for money, you him any? (ask/give)

4. I if I nothing to do. (come/have)

5. He by midday if he at once. (arrive/start)