All theories______from practice and in turn serve practice.A、originateB、restrai

游客2025-04-06  1

问题 All theories______from practice and in turn serve practice.

选项 A、originate
B、restrain
C、modify
D、reflect

答案 A

解析 (originate发源,来自)。句意为:所有的理论来源于实践,反过来为实践服务。B.restrain抑制;C.modify修改,缓和;D.reflect反射,反映。
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