Mr . : For tomorrow , read pages 12 to 20 . Then do exercises one through ten on page 21 .
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user
Do we have to type out our homework ?
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assistant
Mr . : No . You only do that when you write reports .
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user
Is there anything else ?
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assistant
Mr . : For those of you who don't have a calculator , get one .
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user
We are allowed to use a calculator in class ?
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assistant