Sens & emploi

Since indique le point de départ d'une action ou d'un état qui continue jusqu'au présent.

Il répond à la question : depuis quand ?

I have lived here since 2018. She hasn't called me since Monday. We have been friends since we were children.

À retenir

since + date, moment précis ou point de départ.

since 2020 since last week since I was young

Sens & emploi

For indique la durée d'une action.

Il répond à la question : pendant combien de temps ?

I have studied English for five years. She waited for two hours. We will stay for a week.

For vs Since

Sens & emploi

Ago signifie il y a. Il se place après une durée.

She left two hours ago. I met him five years ago. The meeting started ten minutes ago.

Structure

durée + ago

three days ago a week ago

Sens & emploi

By indique une limite temporelle. L'action doit être faite avant ou au plus tard à ce moment.

Please finish the report by Friday. I need the results by 9 AM.

Sens & emploi

Until indique qu'une action continue jusqu'à un moment précis.

I will wait until 6 PM. She worked until midnight. Don't leave until I call you.

By vs Until

Sens & emploi

From marque le point de départ dans le temps.

The shop is open from 9 AM to 6 PM. From Monday, prices will increase.

Sens & emploi

During indique qu'un événement se produit à l'intérieur d'une période nommée.

It rained during the night. She fell asleep during the lecture. He trained every day during the summer.

During vs For