◎ 题干
His efforts to raise money for his program were _____ because no one showed any intention to take
a cent out of their pockets.
[     ]
A. in place
B. in sight
C. in effect
D. in vain
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“His efforts to raise money for his program were _____because no one showed any intention to take a cent out of their pockets. [ ]A. in place B. in sight C. i…”主要考查了你对  【介词和介词短语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。