150. . There is a map … the wall … the classroom. 1) On / of 2) Of/ on 3) In / at 4) At/ of 5) For / of 132. In the House of Commons the members sit … . 1) on three sides and in the corner of the hall 2) on four sides of the hall 3) on two sides of the hall 4) on three sides of the hall 5) on two sides and in the middle of the hall