| 1 |
My grandparents walk twenty minutes a day. |
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| 2 |
How long is it you wrote to your penpal? |
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| 3 |
We have been dating a long time. |
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| 4 |
That lady has been waiting for the bus noon. |
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| 5 |
I studied for this test three days straight. |
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| 6 |
My family has lived here last March. |
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| 7 |
She has worked there she finished college. |
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| 8 |
I have been calling you half an hour. |
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| 9 |
Lisa and Jill have been at the library a long time. |
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| 10 |
My teacher has been sick last Monday. |
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