持续导尿患者疑似出现尿路感染而需要抗菌药物治疗前，应先做什么？
参考答案：
应先更换导尿管。
改错。
( ) 1. These is purple grapes. _______________
A B C D
( ) 2. This is an black pen. _______________
( ) 3. We like the different colour. _______________
( ) 4. I don't like socks too! _______________
( ) 5. I like to play with the computer. _______________
( ) 6. My favourite school work is to reading books. _______________
( ) 7. Kim like to play with toys. _______________
在中国产共党的建设问题上处于首位的建设是（）
A.党的思想建设
B.党的组织建设
C.党的作风建设
D.党的制度建设
