问题
单项选择题
目前建设的WLAN网络常用的覆盖方式为：（）
A.WLAN单独覆盖
B.WLAN与覆盖延伸系统合路覆盖
C.与基站天线合路覆盖
D.以上都是
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
目前建设的WLAN网络常用的覆盖方式为：（）
A.WLAN单独覆盖
B.WLAN与覆盖延伸系统合路覆盖
C.与基站天线合路覆盖
D.以上都是
参考答案：B
On the IraqSyria border，a pack of wild dogs circled American soldiers for food．The leader of the pack was a grayandwhite dog．The soldiers called him Nubs．Nubs was shaking and __36__ able to stand．Marine major Brian Dennis looked closer and saw that there was a knife wound __37__ his chest． Dennis couldn’t stand seeing the dog __38__．He and his men immediately treated the wound，and gave Nubs medicine．Nubs__39__but was still in pain．The next day，the team had to__40__．Ten days later，Dennis’s unit was back，and so was Nubs．He was still___41__，but the men fed him and played with him． Before long the unit once again__42__an outpost (前哨) 70 miles away．Nubs，slowly but determinedly，__43__them far into the trackless wasteland until the men lost__44__of him．Two days later，beyond Dennis’s__45__，he saw Nubs just outside the outpost．The dog had tracked him across 70 miles of frozen desert to__46__with the friend who had saved his life．From then on Nubs and the men slept in the same place，and ran around in the same ruins． Until an order came down from above that they were not__47__to have pets，Dennis__48__to make sure the dog would continue to live the__49__life．So he quickly raised $4,000 from his family and friends to fly Nubs to__50__． A month later，when Dennis and the dog were__51__in California，at first Nubs didn’t recognize the guy．__52__within minutes，the dog jumped into Dennis’s arms，jumping up again and again to__53__ his friend’s face． A little__54__and concern in the middle of war will not save a violent world．But small stories，like the story of a soldier and a dog，hold a promise of a(n) __55__world．
|