manifestar and demostrar - mixed exercise

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Exercises

Complete the following sentences with the correct form of the verbs manifestarse and demostrar.

  1. Luciana su desacuerdo sobre el viaje de fin de curso.[Luciana expressed her disagreement about the trip at the end of the course.]|Expressing an opinion → manifestar
  2. El diputado su inocencia presentando sus ingresos ante el juez.[The MP proved his innocence by presenting his income to the judge.]|Proof with evidence → demostrar
  3. Un laboratorio mexicano que existe cura para esa enfermedad.[A Mexican lab has proved that a cure for that illness exists.]|Proof with evidence → demostrar
  4. Más de 15.000 en las calles de Madrid.[More than 15,000 people protested on the streets of Madrid.]|Act of protest → manifestarse
  5. La policía trata de que la coartada del acusado es falsa.[The police are trying to prove that the suspect’s alibi is false.]|Proof with evidence → demostrar

Complete the following sentences.

  1. La salió de la estación de Atocha y llegó hasta la Plaza del Sol.[The protest started at Atocha station and went until the Plaza del Sol.]|Act of public protest → manifestación
  2. El objetivo del proyecto era la validez del medicamento.[The objective of the project was to prove the validity of the medicine.]|Scientific proof → demostrar
  3. Tras en la reunión la inconformidad con el reglamento, el director tuvo que dimitir.[After expressing disagreement with the rules at the meeting the director had to step down.]|Expressing an opinion → manifestar
  4. El laboratorio no pudo la eficacia de la vacuna y perdió la financiación.[The lab couldn’t prove the effectiveness of the vaccine and lost funding.]|(Lack of) scientific proof → demostrar
  5. El teorema de Pitágoras la relación entre los lados de un triángulo rectángulo.[Pythagoras’ theorem proved the relation between the sides of a right-angled triangle.]|Proof of a scientific theory → demostrar

Complete the following sentences with the correct forms of manifestar or demostrar.

  1. La (noun)  tuvo una gran influencia en las elecciones.[The protest had a big influence on the elections.]|Act of public protest → manifestación
  2. La junta directiva (verb, preterite)  su oposición absoluta.[The board of directors expressed their total opposition.]|Expressing an opinion → manifestar
  3. La (noun)  se llevó a cabo en un laboratorio de Suiza ante expertos de todo mundo.[The proof took place in a lab in Switzerland in front of experts from all over the world.]|Scientific proof → demostración
  4. Los (noun)  llevaron pancartas y repartieron panfletos para informar al resto de transeúntes.[The protesters carried placards and handed out pamphlets to inform the rest of the passersby.]|People who participate in a protest → manifestantes
  5. El experimento (verb, preterite)  que la enfermedad por fin tenía cura.[The experiment proved that there is finally a cure for the illness.]|Scientific proof with evidence → demostrar