Q: Sentence (1) A bald spot.
Sentence (2) A leopard's spots.. Word: spot.
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A: the same meaning

Q: Sentence (1) He does not have a grain of sense.
Sentence (2) There was a grain of truth in what he said.. Word: grain.
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A: the same meaning

Q: Sentence (1) Accept students for graduate study.
Sentence (2) I can not accept your invitation.. Word: accept.
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A:
different meanings