下列属于人体内环境的组成成分的是( )①血液、组织液和淋巴 ②血浆蛋白、O2和葡萄糖 ③葡萄糖、CO2和胰岛素 ④激素、递质小泡和氨基酸 ⑤喝牛奶,进入胃中 ⑥口服抗菌药物 ⑦肌肉注射青霉素 ⑧精子进入输卵管与卵细胞结合
A:②③⑦
B:①②③⑦
C:①②③⑦⑧
D:①②③⑥⑦⑧
观察右边漫画《价格战》,回答下列问题。
如图,设数轴上的点A,B,C表示的数分别为a,b,c,则下列说法中错误的是( )
A single-parent child should have the right to enjoy normal parental love from both just as his other peers, which some psychologists see as _____to their emotional well-being.