Questions & Answers about Oggi Anna è triste perché ha la febbre.
Why do we say ha la febbre instead of ha una febbre?
In English, we say someone has a fever, but in Italian, it is standard to use the definite article la (the) for this illness. You are literally saying Anna has the fever.
Why do we use è (is) for triste but ha (has) for la febbre?
Would triste change to trista since Anna is a woman?
No, adjectives that end in -e (like triste) are the same for both masculine and feminine subjects in the singular. If Marco were sad, he would also be triste. It only changes to an -i for plural subjects.
Why is there an accent mark on perché?
Why isn't there a (she) before ?