By reading the article, we know how ______ in our daily life.

A．will we protect the earth

B．we can reduce pollution

C．should we save water

D．we must recycle things

临床药理学研究的重点（）

A.药效学

B.药动学

C.毒理学

D.新药的临床研究与评价

E.药物相互作用