50． A．place           B．walk            C．way             D．journey

49． A．tired            B．afraid           C．fond             D．proud

48． A．better           B．same           C．less               D．important

47． A．offices           B．schools          C．shops          D．places

46． A．work             B．job             C．position        D．chance

45． A stand            B．co-operate       C．work           D．help

44． A．activity          B．movement       C．affairs         D．incident

43． A．good            B．wonderful        C．successful       D．much

42． A．be               B．have              C．make           D．receive

41． A．jobs            B．clothes           C．food            D．houses