• 2021-04-14
    At many international airports, passengers can buy _______ free goods such as perfume, cosmetics, liquor and souvenirs.
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      Some scientists warn that the X-ray _________ (scan) now being used to screen passengers at many airports may be harmful to the human body.

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      You can buy our goods over the ________.

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      Passengers can pay the goods by cash, credit cards and debit cards.

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      People can buy food and other goods there.

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      You can buy these goods _____ large quantities at a reduced price.