Question: Sentence 1: He tries to hit on women in bars.
Sentence 2: We were hit by really bad weather.
Does hit mean the same thing in these two sentences?
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Answer: different meanings


Question: Sentence 1: There is no better time than now.
Sentence 2: Now is the right time.
Does now mean the same thing in these two sentences?
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Answer: the same meaning


Question: Sentence 1: She doesn't know this composer.
Sentence 2: We know this movie.
Does know mean the same thing in these two sentences?
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Answer:
the same meaning