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Read the situations and write sentences in Present Perfect. Choose one of the following:
arrive, break, go up, grow, improve, lose
Mike is looking for his key. He can't find it. He ______________.
Margaret can't walk and her leg is in plaster. She ______________.
Maria's English wasn't very good. Now it is much better. _____________.
Tim didn't have a beard last month. Now he has a beard. _____________.
This morning I was expecting a letter. Now I have it. ____________.
Last week the bus fare was 80 pence. Now it is 90. ______________.