53. sell (卖)---- shall (将要)

54. sheep (绵羊)--- ship (轮船)

55. shirt (衬衣)--- skirt (裙子)

56. short (矮的)--- shout (喊叫)

57. sing (唱歌)---- thing (事情)

58. smell (闻)--- smile (微笑)

59. street (街道)--- straight (直的)

60. than (比)--- then (那时)

61. team (队)--- term (学期)

62. thick (厚的)--- think (想)

63. thirty (三十)---- thirsty (口渴的)

64. watch (手表)--- wash (洗)

65. what (什么)--- water (水)

66. word (单词)--- world (世界)