在软件生命周期中，能准确地确定软件系统必须做什么和必须具备哪些功能的阶段是_____

The nurse teaches the parents of a child being treated with antibiotics for an ear infection for a follow-up visit after the child completes the course of therapy. Which of the following statements by the parents indicates that they understand the reason for the follow-up visit

A. "Her hearing needs to be checked to see if the infection has done any damage. "
B. "The doctor wants to make certain she has taken all the antibiotics. "
C. "We need to make sure that her ear infection has completely cleared. "
D. "She needs to get another prescription for second course of antibiotics. "

护照防伪方法上在照片的粘贴方式上采用铆钉固定、双面胶粘贴，和目前最先进的（）

A.胶片式照片

B.纸质式照片

C.数字式照片

D.防伪照片

贷款本金或利息逾期（）天没有收回的贷款，系统自动冲减利息收入和表内应收利息，将应收利息从表内转入表外科目核算。

A.30

B.60

C.90

D.120

下列选项中，可以具有法人资格的是( )。

A．消费者权益保护协会

B．商务部财务司

C．省政府采购办

D．中国人民保险公司分公司

简述PTA浆料配制搅拌器停运的处理措施？