脑型血吸虫病的病因治疗首选__________。
参考答案：吡喹酮
显效最慢的平喘药是
A．沙丁氨醇
B．麻黄碱
C．氨茶碱
D．异丙肾上腺素
E．色甘酸钠
—What color is pencil?
—It's red. [ ]
A. his
B. you
C. I
D. she
