Los pacientes tosen mucho.
The verb must agree in number and person with the subject of the sentence. The mood is indicative, more precious, present of the indicative.
Present indicative of the verb "toser" (cough):
- Yo toso
- Tú toses
- Usted tose
- Él tose
- Ella tose
- Nosotros/as tosemos
- Vosotros/as toséis
- Ustedes tosen
- Ellos/as tosen
MissSpanish