Question: Sentence 1: She wanted to wipe him off the face of the earth.
Sentence 2: He washed his face.
Does face mean the same thing in these two sentences?
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Answer: different meanings


Question: Sentence 1: I couldn't tell what the thing was.
Sentence 2: To say the same thing in other terms.
Does thing mean the same thing in these two sentences?
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Answer: different meanings


Question: Sentence 1: I didn't mean to knock your tooth out.
Sentence 2: I meant to take the car in for a smog check, but it slipped my mind.
Does mean mean the same thing in these two sentences?
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Answer:
the same meaning