Questions & Answers about Η περίοδος ήταν δύσκολη.
Word by word:
- Η = the
- περίοδος = period
- ήταν = was
- δύσκολη = difficult
So the structure is very close to English: The period was difficult.
Η is the feminine singular nominative definite article, meaning the.
It is used because περίοδος is:
- singular
- feminine
- the subject of the sentence
Greek articles change depending on gender, number, and case, so you cannot use just one form of the for every noun.