促进碘化物被甲状腺细胞摄取
A.TSH（促甲状腺激素）
B.碘剂
C.硫脲类衍生物
D.放射性131I
E.过氯酸钾
参考答案：A
He asked ______for the new mountain bicycle.
A．did I pay how much
B．how much I paid
C．how much did I pay
D．I paid how much
已知下列热化学方程式：①Zn(s)＋O2(g)===ZnO(s) ΔH1 ；②Hg(l)＋O2(g)===HgO(s) ΔH2
则Zn(s)＋HgO(s)===Hg(l)＋ZnO(s) ΔH3，ΔH3的值为
A．2ΔH2－ΔH1
B．2ΔH1－ΔH2
C．ΔH1－ΔH2
D．ΔH2－ΔH1
