46、I’ll never forget the days    I was staying with you.

              A．on which        B．which             C．that                D．when

      47、The king had never seen   horses    the man drew.

              A．such ; as               B．so; as             C．so; that          D．such; which

      48、I am reading the same book   you did yesterday.

              A．like                      B．as                   C．for                 D．since

      49、The buses,   were already full, were surrounded by passengers.

              A．most of them               B．most of which     C．which most           D．that most

      50、Have you ever been to Xi’an,   I left ten years ago.

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

46、D  47、A  48、B
 49、B  50、B