Do you know these words?

• かさいほうちき

  fire alarm

• がすの　もとせんを　しめる

  turn off the gas

• きんきゅうつうほうそうち

  emergency call unit

• けいほうそうち

  warning device ; alarm device

• せいびする

  to prepare ; to get ready ; to put or keep - in good condition