85. Can you give me a d　　　　 　of what the thief looked like?

84. Don’t put the cup on the edge of the table. It may be k　　　　 　off.

83. The car isn’t w　　　　 　what you’ve paid.

82. He did his homework so carefully that no m　　　　 　were made in it.

81. The moon goes round the earth. It’s earth’s s　　　　 .

80. English is used 　　　　　　(广泛地) in the world.

79. Something must be done to stop the factory from 　　　　　　(污染)the environment.

78. Have you 　　　　　　/h:d/ of the Olympic mascot(吉祥物)-the five friendlies?

77. He is i　　　　 　in the interesting story.

　 根据句意和提示以适当的形式填写正确的单词。

76. Mother's Day is the 　　　　　/5sek[nd / Sunday in May.