Q: Sentence (1) He could tell that she was unhappy.
Sentence (2) Ellen told Helen about the situation.. Word: tell.
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A: different meanings

Q: Sentence (1) Block the graphs so one can see the results clearly.
Sentence (2) Block a plate for printing.. Word: block.
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A: different meanings

Q: Sentence (1) Work the raisins into the dough.
Sentence (2) Do you want to work after the age of 60?. Word: work.
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A:
different meanings