题海让大学四年没有难题
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题目详情

单选题 Identify the informal feature in this sentence: "The researcher didn't account for external factors, which kinda messed up the experiment."

A. Passive voice

B. Contraction ("didn't")

C. Phrasal verb ("account for")

D. Technical jargon

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时间:2026-05-28 21:42:52

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