A:二氧化碳的电子式:
B:次氯酸的结构式:H—Cl—O
C:甲烷分子的球棍模型:
D:S2-的离子结构示意图:
下列关于御医之家的出身对亚里士多德的影响表述不正确的是
— What's up? You look _____ right now.
— I'm afraid to take the exam. I'll let my mother _____ if I can't pass it.