There were some chairs left over _____ everyone had sat down.

A. when        B. until         C. that       D. where

There were some chairs left over _____ everyone had sat down.

   A. when        B. until         C. that       D. where

There were some chairs left over _____ everyone had sat down.

   A. when        B. until         C. that       D. where

There were some chairs left over _____ everyone had sat down.

  A. when                     B. until                         C. that                    D. where

There were some chairs left over____ everyone had sat down.

A. when               B. until                        C. that                  D. where

There were some chairs left over _____ everyone had sat down.

A. when                     B. until                         C. that                    D. where

There were some chairs left over _________ everyone had sat down.

A. when       B. until                 C. that               D. where

There were some chairs left over ________ everyone had sat down.

A．when?? B．until? C．that?? D．where

There were some chairs left over________everyone had sat down.