Paul doesn’t have to be made___. He always works hard.

A．learn             B．to learn           C．learned           D．learning

Paul doesn’t have to be made ____. He always works hard.

Paul doesn't have to be made ________. He always works hard.

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Paul doesn't have to be made ________ . He always works hard .

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Paul doesn't have to be made ________. He always works hard.

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