Present perfect continuous 14 - tutto inglese - Imparare l'inglese gratis on line

You (grate) cheese over the spaghetti for fifteen minutes.
My grandparents (travel) around Europe since May.
Her dog (bark) at the cat all night.
Joanna (sing) their favourite songs all afternoon.
Joe (carve) a piece of wood into a figure since last week.
Peter (chafe) the players to restore their circulation since two o’clock.
She (knead) bread all morning.
They (give) them all the information since this afternoon.
I (help) my French teacher since last month.
They (drive) to work for two hours.