• 2022-06-05
    When a person has an infectious disease, he is usually ______ from other people. ( )
    A: insulated
    B: divided
    C: differed
    D: isolated
  • D

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      The purpose of the experiment conducted by the scientists is to ______. A: win a gradual victory over death and aging B: extend a person's life when he has an incurable disease C: bring youth back to a person when he becomes very old D: find a way to cure incurable diseases such as AIDS

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      The infectious disease posed a threat to the health of the local citizens and the whole area should be__________. A: discarded B: disappeared C: remedied D: isolated

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      (), if a person tries to stay farther () other people and avoid () other A: B B: people’s eyes, he is sending you a silent message (that) he is not very sociable.<br/>D

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      Nowadays, people ______ when talking on the mobile phone. A: mm away from other people B: talk.loudly C: look at other people D: read the paper

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      The first infectious disease that has been eradicated is ( ). A: Measles B: Poliomyelitis C: Smallpox D: Chickenpox