viruses, Tiny particles that cause colds, immune system, The body system that fights sickness, symptom, A sign of illness, infect, To make someone sick, reproduce, To make more of the same kind, sneeze, A common cold symptom involving air from the nose, cough, A body action that helps remove mucus, evolve, To change over time, spreading, The action of moving sickness from one person to another

A Common Problem

Rangliste

Vi arbejder i øjeblikket på at forbedre førertavlens funktionalitet. Hjælp os ved at give din feedback.

Giv feedback

Visuel stil

Indstillinger

Vi arbejder i øjeblikket på at forbedre aktivitetsindstillingerne. Hjælp os venligst ved at give din feedback.

Giv feedback

Skift skabelon

Gendan automatisk gemt: ?