have been zoning

• present perfect progressive

  present perfect progressive

  Used to describe an action that began in the past, has continued continuously, and is still in progress.

  of zone.
  zone

  noun

  any continuous area that differs in some respect, or is distinguished for some purpose, from adjoining areas, or within which certain distinctive circumstances exist or are established: The temperature lies outside the danger zone.

Related Words

• area
• belt
• ground
• region
• section
• sector
• territory