1. Present perfect or present perfect progressive?
1) It (snow) all day. When will it stop?
2) Hi, Tom. I (see, not) you for weeks. What (you, do) all this time?
3) I (write) to them three times, but I (get, not) any answer yet.
4) Bill (be) here since the 5 of November.
5) I (meet) Mrs Gordon many times this week.
6) Colin, you (miss) already very many classes.
7) I (phone) Diana for three hours already, but she is not at home yet.
8) It's 11 p.m. I (work) on the computer since six and I (finish,not) yet.
9) I always (want) to make a tour of Spain.
10) The telephone (ring) for almost a minute. Why doesn't someone answer it?

1) It (has been snowing) all day.2) Hi, Tom. I (have not seen) you for weeks. What (have you been doing) all this time?3) I (have written) to them three times, but I (haven't got) any answer yet.4) Bill (has been) here since the 5 of November.5) I (have meet) Mrs Gordon many times this week.6) Colin, you (have already missed) very many classes.7) I (have been phoning) Diana for three hours already, but she is not at home yet.8) It's 11 p.m. I (have been working) on the computer since six and I (have not finished) yet.9) I have always (wanted) to make a four of Spain.10) The telephone (has been ringing) for almost a minute.