Questions & Answers about Ég les glósurnar aftur áður en prófið byrjar.
Les is the present tense form of the verb að lesa (to read).
- að lesa = the infinitive, to read
- ég les = I read / I am reading
So in a full sentence with ég (I), you need the finite verb form les, not the infinitive lesa.
A quick comparison:
- Ég les. = I read / I am reading
- Mig langar að lesa. = I want to read
After a subject like ég, Icelandic normally uses the conjugated verb form.
Glósurnar means the notes.
It comes from the noun glósa (note, often a study note or annotation). Here it appears as definite plural:
- glósa = a note
- glósur = notes
- glósurnar = the notes
The ending -nar is the definite article attached to the noun in the plural.
In this sentence, glósurnar is the direct object of les (read), so it is in the case required by the verb. For this noun, the form glósurnar is the normal definite plural object form.