1 I'll send you an email as soon as I have / will have some more information. 2 If it rains tomorrow, we don't / won't go cycling. 3 I can't drink coffee in the evening. When I do, I have / had problems falling asleep. 4 Hurry up! We'll leave without you if you won't be / aren't ready. 5. I won't go cycling tomorrow if it doesn't stop / won't stop raining. 6. We'll eat something when we get / will get home. 7 If she doesn't start revising soon, she doesn't pass / won't pass the exam. 8 He always feels tired if he doesn't sleep / won't sleep at least 10 hours.
