肺心病发生心力衰竭时首选治疗是()
A.立即使用抗心律失常药
B.使用快速作用的强心药
C.有效控制感染
D.纠正酸碱失衡
E.使用利尿药
参考答案:C
尿路感染预防的重点应()。
A.多饮水、多排尿冲洗尿路
B.定期器械检查
C.注意性卫生
D.定期服用抗菌药
E.每次排尿尽量排空
用括号内所给单词的适当形式填空。(5分)
小题1:A balanced diet can help us keep__________. (health)
小题2:School is over. Some students are busy __________the floor, (sweep)
小题3:The Greens live on the __________ floor in this tall building, (six)
小题4:Look! The boys and girls are playing games __________. (happy)
小题5:Many kinds of__________ are on show in Changchun Park every year. (flower)