Fill each of the gap with the appropriate option from the list following the the gap.

The hospital was closed ...... because there were no beds to put patients ..... ?

  • A again / upon
  • B off / on
  • C down / at
  • D up / in

The correct answer is B. off / on

close off. : to not allow (something) to be used for a period of time,

''On'' is the correct preposition. In this context it means physically in contact with and supported by (a surface).

Example; "on the table was a water jug"

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