Which of the following is the standard of a comfortable water temperature for washing hands、

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• 1Which of the following is WRONG according to the passage、

  A.Boiling water at 212°F (99.98°C) work s effectively in killing germs.

  B.Warmer water can damage the protective layer of the outside skin.

  C.There is much difference between cold water and hot water in reducing bacteria.

  D.Americans have inaccurate beliefs or outdated perceptions in hand washing.

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• 2According to the passage, all the following share roughly the same CO2 emissions yearly EXCEPT         .

  A.two coal-fired power plants

  B.US zinc or lead industries

  C.1,250,000 passenger vehicles

  D.El Salvador or Armenia

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• 3The underlined word scald in paragraph six probably means         .

  A.burn

  B.improve

  C.soften

  D.wrinkle

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• 4We can infer from the passage that the writer expressed love to her husband in that         .

  A.she was inspired by her son that love was supposed to be felt and practiced

  B.she felt guilty that she misunderstood her husband and wanted to apologize

  C.she felt it necessary to have a complete family for the happiness of herself

  D.she wanted to prove her love and expected the same words from her husband

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• 5The writer wanted to hide in the mountain cave probably for the reason of         .

  A.feeling fed up with her endless daily housework

  B.her husband’s failing to fix the machine in time

  C.boring daily routine with a feeling of lack of love

  D.her hoping to seek happiness in a brand new place

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• 6If you want to read stories of this kind afterwards, which of the following magazines will you probably subscribe to、

  A.Universal Science Fiction

  B.Science & Discoveries

  C.Environment & Protection

  D.Exploration of America

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