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单选题 <iframe src="/ananas/common-modules/audioplay/audioplay.html?objectid=9a015ad380bc9502893a6b221f60a9de"></iframe>小题:Conversation One Questions 6 to 9 are based on the conversation you have just heard
A. He was under the care of family members
B. He was under the supervision of researchers
C. He was under the care of doctors and exercise specialists
D. He was under the supervision of space experts and educators

学科:默认课程
时间:2025-12-20 06:30:57
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