Read the sentence below: "Mister Marvel was very sick and had a weak heart. He _...

Questão de Inglês da banca IDCAP aplicada no concurso Prefeitura de Vila Rica MT (2023). Confira a resolução completa abaixo:

Read the sentence below:

"Mister Marvel was very sick and had a weak heart. He ___ have had a heart attack."

Choose the sentence with the correct modal verb to the sentence structure: