61. alleviate A. disadvantage
62. gravity B. increase in size as a result of internal pressure
63. counteract C. act against and make another (action) less strong
64. swell D. take or fill the place of
65. arduous E. a small part broken off
66. drawback F. without flaw or imperfection; perfect
67. fragment G. the natural force of attraction
68. definitely H. exactly; certainly; surely
69. flawless I. to make something less painful or difficult
70. replace J. long and difficult