Answer:
1. Ud. tiene miedo de las tormentas.
2. Tú no tienes mucha paciencia cuando conduces.
3. Fernanda y Laura no tienen éxito en la clase de química.
4. Mi madre tiene calor con este sol.
Explanation:
Identifying the narrator and the time that a sentence indicates is the first step that must be taken. this is very important to be able to logically conjugate the verbs, and that these have concordance with what is being expressed