XI
1 Ba has collected stamps for 3 years
2 We have lived here for 20 years
3 I haven't seen Nam for 5 years
4 She hasn't visited us for 4 months
5 I have known Susan since 2006
6 Minh has had a digital camera since 2001
7 Mai has played the piano since she was 10 years old
8 Barbara has been in Ha Noi for 5 months
9 They have lived here since last month
10 My shoes and yours are not the same
1. Ba has collected stamps for 3 years
2. We have lived here for 20 years
3. I haven't seen Nam for 5 years
4. She hasn't visited us for 4 months
5. I have met Susan in 2006
6.Minh has had a digital camera since 2001
7. Mai has played the piano since she was ten years old
8. Barbara has arrived in Ha noi for five months
