1 //
2 i was driving
3 i heard
4 collapsed
5 what happened
6 why did the mine collapse
7 were you working at the time
8 didn't get
9 i tried
10 your line was
2 // B - they have been looking for the last 2 days
A - have you seen the new...
B - I haven't had any free time...
A - ..in Chile has forced the authorities...
B - I haven't heard anything
A - I have been trying to get in touch...
B - I have been running around...
3//
2 I have been working as a freelance...
3 my job took me...
4 I photographed everything...
5 the change in my career has come about
6 ...Etna has erupted
7 I witnessed
8 I made
9 I have been shooting
10 i didn't have
11 my wife has been asking
12 has brought
4//
1 hadn't attended
2 had been lying
3 had been ringing
4 had grown
5 had evacuated
2)-
3)Moscow is the capital of Russia