Sad news - your great grandmother is __ hospital.
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at
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I was using my phone __ class, so the teacher told me off.
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at
He was prepared to wait __ a queue for hours for a bargain.
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-
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at
It's the tallest building __ the world.
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around
The clock is __ the wall.
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on
by
at
Juliet was __ the balcony.
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I prefer not to sleep __ the yacht.
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at
Over two hundred guests were __ the wedding reception.
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There is a delivery man waiting __ the front door.
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for
on
