eight hours; eight o’clock
La leçon commença à huit heures.
The lesson began at eight o’clock.
Il arrivera pour huit heures au plus tard.
He will arrive by eight o'clock at the latest.
It’s a quarter past eight.
Nous travaillons environ huit heures par jour.
We work about eight hours a day.
Nous devons entrer avant huit heures.
We have to go in before eight o’clock.
J'ai dormi huit heures la nuit dernière.
I slept for eight hours last night.
It is eight o’clock in the evening.