The answer is (acabe) because it refers to the fact that he has not finished his studies and when he finishes it he could finally be an astronaut.
Spanish answer
A menudo se recomienda repartir las calorías por igual a lo largo del día. Por ejemplo, si su objetivo es 1500 calorías por día, es posible que desee comer tres comidas que proporcionen alrededor de 500 calorías cada una. Si desea incluir refrigerios, es posible que desee consumir menos de 500 calorías en las comidas.
English translation
Question How many calories do you need to consume in the three meals?
It's for today
answer Spreading out your calories equally throughout the day is often encouraged. For example, if you are aiming for 1,500 calories per day, you may want to eat three meals that provide about500 calories each. If you want to include snacks, you may want to aim for less than 500 calories at meals
The answer is el carro rojo del muchacho es muy bonito
