Englishfor English speakers
proof
Noun
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Proof is evidence which shows something is correct.
He has proof that he was not at the crime scene. A witness says that they were somewhere else.
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A proof can show how a theorem is correct.
box
Noun
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A box is a square container, usually with four sides, a top and a bottom.
We had big cardboard boxes filled with the stuff.
I gave my seat to an old woman with a chicken in a wooden box.
It was always fun to open my lunch box and see what my mom had packed.
Jack Ferguson found a box containing his son's personal papers,
After the party, there were empty pizza boxes everywhere.
UPS had delivered a stack of boxes.
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A box is a container.
The address was a local post office box, not a physical address.
My cell phone was in the glove box of the car.
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A box is a square area with lines around it in a magazine, book, or computer screen.
It's especially important to speak to your doctor if you belong to this group (see box on page 118).
Right-click in any Explorer window or any Open or Save dialog box.
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A box is an electronic device such as a television, radio, or computer.
We'd brought a boom box out back and played the only radio station that came in.
More TVs get connected to the Internet, either directly or through set-top boxes.
box
Verb
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If you box, you fight someone for sport by punching them.
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If you box something (up), you put it in a box.
He boxed his old belongings up.
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If you box something on a page, you draw a square around it.