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2)Jenny has been a nurse since 1995
3)We have lived in Canada for 10 years
4)He has been in Cairo since Friday
5)She hasn't bought anything new since Desember
6)They haven't visited their grandparents since last week
7)I haven't traveled abroad since last summer
8)He hasn't heard from Emily for a long time
9)They haven't had dinner at a restaurant for ages
10)We have been at work since 8 o'clock