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题库 / Prep2007E1-SC-105
Even though it was not illegal for the bank to share its customers' personal and financial information with an outside marketing company in return for a commission on sales, the state's attorney general accused the bank of engaging in deceptive business practices by failing to honor its promise to its customers to keep records private.
by failing to honor its promise to its customers to keep
by its failure of honoring its promise to its customers to keep
in its failing to honor its promise to its customers of keeping
because of its failure in honoring its promise to its customers in keeping
because of its failure to honor its promise to its customers of keeping
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the state's attorney general accused the bank of engaging in deceptive business practices by failing to honor its promise to its customers to keep records private。by failing是状语从句，修饰动词engaging，所以其主语也是bank不是the state's attorney general（虽然bank并没有构成一个句子），这里failing没有歧义？
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