Ex 1
1.How long have you been here?
A) Nearly two hours ago
B) Since midday
C) At five o'clock

2.When did they emigrate to Australia?
A) During the war
B) For 15 years
C) Since 1995

3.Has Alan contacted you recently?
A) No, he didn't
B) No, I haven't
C) No, not for a long time

4.What was your holiday like?
A) Yes, I did.I had a great time
B) It was the best one I've ever had
C) We're going to go to Istanbul

5.Do they live in Peru?
A) Yes,they've been there for two years now.
B) Yes, they lived there fore five years
C) Yes,they are