单项选择题

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单项选择题
A. It wasn’t a requirement. B. She already knew the material. C. She entered the hospital. D. Her course load was too heavy.
A. It wasn’t a requirement. B. She already knew the material.
C. She entered the hospital. D. Her course load was too heavy.
单项选择题
A. By prediction. B. By recording. C. Through observation. D. Through interviewing.
A. By prediction. B. By recording.
C. Through observation. D. Through interviewing.
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