硫脲类抗甲状腺药物抑制的是（）。
A．单胺氧化酶
B．磷酸二酯酶
C．过氧化物酶
D．蛋白水解酶
E．胆碱酯酶
参考答案：B
A．主细胞B．壁细胞C．黏液细胞D．上皮细胞E．G 细胞
分泌胃泌素的细胞是
He was _____at the news and looked at me with his mouth _____.
A．surprised, opened wide
B．amazing, wide open
C．amazing, open wide
D．surprised, open wide
