1whose camera is this? is it ..yours. ? (you) 2 excuse me, those are ,.our.. seats, (we) 3 is it suitcase or ? (you/he) 4 has the dog had food? (it) 5 they're not keys - they're (i/she) 6 i don't think its room: i think it's (you/they) 7 the police asked me for address. (i) 8 have you got pen, or would you like to borrow? (you/i) 9 garden is bigger than (they/we) 10 i think this is book. oh no, it's (i/you) 11 the decision is (they) 12 the cat wants dinner, (it) 13 you know it's not money. it's (you/i) 14 it isn't car, it's (he/she) 15 it wasn't mistake, it was (i/they) 16 have you met mother? (they) 17 parents say the decision is (she/they) 18 brother hasn't got a phone, so he uses (i/we) 19 car wasn't working, so i used (i/he) 20 house is smaller than (we/they) unit 4