Choose the correct answer

91. _________ so much, the doll is still on the shelf.
    A. Cost     B. Costs     C. to cost     D. Costing
92. _________ at by everyone, he was disappointed.
    A. laughed     B. laugh     C. laughing     D. In laugh
93. _________ anxious to please us, they told us all we wanted to know.
    A. Be     B. To be     C. Being     D. In being
94. Since_________ his new business, Bob has been working 16 hours a day.
    A. open     B. opening     C. opened     D. of opening
95. After _________ the fight, the police arrested two men and a woman.    
    A. stopping     B. stop     C. to stop     D. stopped
96. _________ one hand on the steering wheel, Ann opened a can of soda pop with her free hand.
    A. To keep     B. Keep     C. In keeping     D. Keeping
97. When _________ to explain his mistake, the new employee cleared his throat nervously.
    A. asking     B. asked     C. to be asked     D. to be asking
98. The girl_______ behind you is naughty.
    A. stands     B. stood     C. is standing     D. standing
99. _______by the visitor, the clavichord could not be used.
    A. Broken     B. Break     C. Breaking     D. Broke
100. After_______ dinner, I watch television.
    A. eat     B. eating     C. eaten     D. ate