如果-4xy2+axy2=-7xy2，则a=______．

从细口瓶中倒取液体药品时，打开瓶塞，瓶塞 _________ 放在桌面上，原因是 _________ ，拿细口瓶时标签须 _________ ，是为了 _________ ．然后瓶口紧挨容器口，为了防止 _________ ，倒入时应 _________ （填“快速”或“缓慢”）地倒．

—Let’s go to the park. —         . This TV show is boring.

A．Sorry, but I want to watch TV.

B．No ,I’m watching TV.

C．Good idea.

D．Yes, that’s right.

Swimming is my favorite sport. There is _____ like swimming as a means of keeping fit. [ ]

A. something

B. anything

C. nothing

D. everything

______of my parents are good at English.       [ ]

A. All                          

B. Either                        

C. Both                      

D. Neither

UAP项目与BPM集成时需要修改BPM部署文件的一些配置文件，以下不属于其中需要修改的文件是（）

A、default.war\WEB-INF\_srv\config\uddi-config.xml

B、default.war\WEB-INF\_srv\config\user-config.xml

C、default.war\WEB-INF\weB.xml

D、default.war\WEB-INF\_srv\config\user-local-config.xml