1.b> i> ; how many stairs are there up to the second floor? i> ? the girl sat down on the bottom stair i> ;
2.b> 1) pli> , ; a flight of stairs ; at the bottom [top] of the stairs []; I heard somebody coming down the stairs , ; the children ran up the stairs ;
2) .i> ; the house had a panelled hall and a fine oak stair .