______和______是健康饮食的核心。
参考答案:平衡膳食 合理营养
It was in the lab, ________ was taken charge of by Professor Curie, _______ they did the experiment.
A.where; that
B.that; that
C.which; that
D.which; where
临床药理研究不包括()
A.Ⅰ期临床试验
B.Ⅱ期临床试验
C.Ⅲ期临床试验
D.Ⅳ期临床试验
E.动物实验