It was a hot day and many people were () their way to the beach.

正确发挥人的___________的前提是正确认识事物的规律。 点击查看答案

以下哪个可以口服的硝酸酯类药物()

A、硝苯地平
B、普萘洛尔
C、硝酸甘油
D、地高辛
E、单硝酸异山梨酯

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