Final answer:
The phrase 'reduced to tears' is an idiom that means to become so upset or frustrated that you start crying. It's often used in stressful or emotionally challenging situations.
Step-by-step explanation:
The phrase 'reduced to tears' is an idiom in the English language. It means that someone becomes so upset, stressed, or frustrated that they start crying. An example of this phrase in a sentence would be, 'After hours of trying to solve the math problem, she was reduced to tears.
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