结构非特异性药物
参考答案：
产生某种药效并不是由于与特定的受体相互作用，而是取决于药物的物理化学性质的药物。
接线图
—Could you tell me ______ the Great Wall?
—The day after tomorrow. [ ]
A. when will you visit
B. when you will visit
C. when would you visit
D. when you would visit
