属于H2受体拮抗剂的药物是( )
A. 西咪替丁
B. 苯海拉明
C. 西沙必利
D. 法莫替丁
经炽灼、遇醋酸铅试纸生成黑色硫化铅沉淀的药物有( )
A. 联苯双酯
B. 法莫替丁
C. 雷尼替丁
D. 昂丹司琼
Ultra-processed foods are usually disguised as healthy foods.
A. 对
B. 错
Ultra-processed foods make up more than 60% of the calories in American diets.
A. 对
B. 错