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【简答题】
简述第一心音与第二心音的区别。
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皮皮学刷刷变学霸
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【简答题】Change the verbs in italics form the active voice into the passive voice: The paper that we are using each day stars as wood on a tree very far from here. Men and machines make the wood into paper in ...
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【单选题】新文化运动时期,教育家蔡元培提倡“兼容包并”的宗旨是
A.
推动体育、智育、美育、德育均衡发展
B.
鼓励各种学术观点在大学里自由发展
C.
打破地域界限聘任人才
D.
提倡学科之间的综合
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