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He has been working in this company since 1985.
I have been waiting for you since two o'clock.
Mary has been living in Germany since 1992.
Why is he so tired? He has been playing tennis for five hours.
How long have you been learning English?
We have been looking for the motorway for more than an hour.
I have been living without electricity for two weeks.
The film hasn't been running for ten minutes yet, but there's a commercial break already.
How long has she been working in the garden?
She hasn't been in the garden for more than an hour.