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When asked about the missing documents, she chose to keep mum, fearing that any comment might make the situation worse.
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When asked about the missing documents, she chose to keep mum, fearing that any comment might make the situation worse.
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Related words
keep mum
Related Words
（ present singular third-person ）
（ participle present ）
（ participle past ）
（ past ）
English - English
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