91. _________ so much, the doll is still on the shelf.
Correct Answer: A. Cost * Explanation: "Cost" is the past tense of the verb "cost." The sentence implies that the doll was expensive and therefore remains on the shelf.
92. _________ at by everyone, he was disappointed. 
Correct Answer: A. laughed * Explanation: "laughed at" is the past participle form of the verb "laugh," used here as the past participle phrase to describe the reason for his disappointment.
93. _________ anxious to please us, they told us all we wanted to know.
Correct Answer: C. Being * Explanation: "Being anxious to please us" is a present participle phrase functioning as an adverb to modify the verb "told."
94. Since_________ his new business, Bob has been working 16 hours a day.
Correct Answer: B. opening * Explanation: "Since opening" is a present perfect continuous tense structure. "Opening" is the gerund form of the verb "open."
95. After _________ the fight, the police arrested two men and a woman. 
Correct Answer: D. stopped * Explanation: "After stopping" is the past participle phrase used to describe the event that happened before the police arrested the people.
96. _________ one hand on the steering wheel, Ann opened a can of soda pop with her free hand. 
Correct Answer: D. Keeping * Explanation: "Keeping" is the present participle form of the verb "keep," used here as a gerund phrase to describe the ongoing action while Ann opened the soda pop.
97. When _________ to explain his mistake, the new employee cleared his throat nervously. 
Correct Answer: B. asked * Explanation: "Asked" is the past participle form of the verb "ask," used here as a past participle phrase to describe the situation when the new employee was asked to explain.
98. The girl_______ behind you is naughty. 
Correct Answer: D. standing * Explanation: "Standing" is the present participle form of the verb "stand," used here as an adjective to describe the girl.
99. _______by the visitor, the clavichord could not be used. 
Correct Answer: A. Broken * Explanation: "Broken" is the past participle form of the verb "break," used here as an adjective to describe the state of the clavichord.
100. After_______ dinner, I watch television.
Correct Answer: B. eating * Explanation: "After eating" is a prepositional phrase indicating the time when the action of watching television occurs. "Eating" is the gerund form of the verb "eat."
 

91. **B. Costs**
92. **A. laughed**
93. **C. Being**
94. **C. opened**
95. **A. stopping**
96. **D. Keeping**
97. **B. asked**
98. **C. is standing**
99. **A. Broken**
100. **B. eating**