41. great (伟大的)--- grade (年级)

42. house (房子)--- horse (马)

43. lend (借出)--- land (土地)

44. left (左)--- lift (电梯)

45. light (轻的;灯)--- night (晚上)

46. lesson (课)---- listen (听)

47. month (月)---- mouth (嘴)

48. parent (父/母亲)--- present (礼物)

49. play (玩)--- plane (飞机)

50. pull (拖)--- full (满的)

51. race (赛跑)--- rice (大米)

52. sad (悲伤的)--- side (边)