ESERCIZIO NUM: 2869 - CATEGORIA: grammatica > for-since - DIFFICOLTA': ****

FOR oppure SINCE? Scegli l'alternativa corretta.

1 I've been at this school FOR/SINCE three years. 2 Mark and Joe have been best friends FOR/SINCE Year 3 at primary school. 3 Katia and Tony haven't spoken to each other FOR/SINCE last Friday. 4 We've been here FOR/SINCE hours, Mum. I'm bored! 5 Have you been here FOR/SINCE this morning? 6 He has been on the sofa FOR/SINCE lunchtime. 7 Has she been on holiday FOR/SINCE two weeks? 8 I haven't seen my cousins FOR/SINCE I was eight.