The passage implies that dead-air space is most likely to be found _______________.

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• 1A smoke detector must always be placed ____________.

  A.on any level of a home

  B.outside all bedrooms in a home

  C.in all hallways of a home

  D.in kitchens where fires are most likely to start

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• 2Compared with homes without smoke detectors, homes with them give their owners a 50% better chance of ____________.

  A.surviving a fire

  B.preventing a fire

  C.detecting a hidden fire

  D.not getting injured in a fire

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• 3One responsibility of a firefighter is to ______________.

  A.install smoke detectors in residents' homes

  B.check if smoke detectors are properly installed

  C.develop fire safety programs for schools

  D.speak to residents about how to prevent fires

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• 4The thief was so ___________ by the bright lights and barking dogs that he left hastily.

  A.annoyed

  B.frightened

  C.puzzled

  D.disappointed

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• 5I cannot _____________ your plan, for I see no money return for the pursuit.

  A.approve of

  B.argue with

  C.turn down

  D.give up

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• 6What is the focus of this passage、

  A.How firefighters carry out their responsibilities.

  B.The proper installation of home smoke detectors.

  C.The detection of dead-air space on walls and ceilings.

  D.How smoke detectors prevent fires in homes.

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• 7Which day is best for a picnic based on the information in the table、

  A.Friday.

  B.Saturday.

  C.Sunday.

  D.Monday.

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• 8What does "POP" probably mean、

  A.Places of presence.

  B.Patterns of presence.

  C.Period of presence.

  D.Probability of presenc

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• 9Disastrous weather may occur on

  A.Friday

  B.Saturday

  C.Monday

  D.Tuesday

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• 10What trend can be found from the information given in the table、

  A.The days are becoming longer.

  B.The nights are getting longer.

  C.The days are growing wanner.

  D.The weather is turning better.

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