下面（）是化学品标签中的警示词。
A、危险、警告、注意
B、火灾、爆炸、自燃
C、毒性、还原性、氧化性
参考答案：A
男性，50岁。肝硬化腹水，尿少，下肢水肿，端坐呼吸，应立即采用下列哪项措施（）
A.洋地黄静推
B.毛花苷C静推
C.口服硫酸镁导泻
D.口服呋塞米片
E.呋塞米静推
He was proud of being chosen to participate in the game and he ______ us that he would try as hard as possible.
a. insured b. ensured c. assumed d. assured
