Explicación:
1. Superlative (Future): By next year, Sarah will be the tallest person in our group.
2. Comparative (Present): The new smartphone is faster than the previous model.
3. Superlative (Conditional): If she trained harder, she would be the fastest runner in the competition.
4. Comparative (Future): By next month, the company will be more profitable than its competitors.
5. Superlative (Present): He is the most talented musician in the orchestra.
