Choose the correct form of the verb.
1. If l don’t feel/ won’t feel well tomorrow, l stay/l’ll stay at home. 2. If the weather is/will be nice tomorrow, we can go to the beach. 3. It will be hard to find a hotel if we arrive/will arrive late. 4. The alarm will ring if there is/will be a fire. 5. I am/will be surprised if they get/will get married. 6. Do/will you go to the party if they invite/will invite you? 7. If l am/will be late this evening, don’t wait for me. 8. What shall we do, if it rains/will be raining? 9. I’ll be able to understand you, if you speak/will speak slowly.