保税区企业在办理业务前，需主动说明相关进出口是否为保税业务
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间隙配合的最小间隙是指孔的（）减去轴的（）尺寸所得的代数差。
1161年，金主完颜亮大举南侵，22岁的辛弃疾聚众二千人树起抗金旗帜。未几，率部归（）的起义军，并力劝其归宋，以图大业。
You have a computer that runs Windows 7. You need to view the processes that currently generate network activity. What should you do? （）
A. Open Resource Monitor and click the Network tab.
B. Open Windows Task Manager and click the Networking tab.
C. Open Event Viewer and examine the NetworkProfile Operational log.
D. Open Performance Monitor and add all the counters for network interface.
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