Q: Sentence (1) Settling a score.
Sentence (2) The player with the highest score is the winner.. Word: score.
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A: different meanings

Q: Sentence (1) Subjects received a small electric shock when they made the wrong response.
Sentence (2) It came as a shock to learn that he was injured.. Word: shock.
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A: different meanings

Q: Sentence (1) Dig salt.
Sentence (2) Dig coal.. Word: dig.
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A:
the same meaning