Because it's in the ground state.
or
The Bunsen burner replied, "It's just a phase you're going through."
or
I just found the Bush that Jeb lost."
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Twenty. One to hold the bulb, two to turn the ladder, and 17 to be on the guest list.
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The fish.
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Five. One to tell the joke and one to get it.
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Big holes all over Australia!
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Because it's two tired!
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Bike helmets don't fit hippos
or