遇酸、受热、撞击、摩擦及遇有机物或硫磺等易燃的无机物,极易引起燃烧或爆炸的强氧化剂,不属于甲类可燃性危险物品。
参考答案:错
When she first arrived in China, she wondered what the future might have_____ for her, but now all
her worries are gone.[ ]
A. in need
B. in time
C. in store
D. in preparation
患者女性,32岁,近1年来反复上腹部不适,伴反酸、胃灼热等症状,进食后缓解,每年春季和秋季发作,未系统治疗。为明确诊断首选的检查是
A.食管钡剂X线检查
B.上腹部B超
C.食管测压
D.胃镜
E.血清促胃液素测定