慢性阻塞性肺疾病并发肺心病患者X线检查可出现以下征象，除了以下哪一项（）
A. 肺纹理紊乱
B. 右下肺动脉干扩张
C. 心影狭长
D. 两肺透亮度增加
E. KerleyB线
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Companycom will be using Virtual IO Server to share Ethernet adapters. What can be done to prevent network failure of the client if a Virtual IO Server goes down?（）
A. Create two virtual adapters on the client， each one from a separate Virtual IO Server
B. Enable dead gateway detection on the client so that the network traffic can be rerouted
C. Have a spare network card on standby in the client in case the Virtual IO Server goes down
D. Create an etherchannel adapter on the client using one Virtual Ethernet adapter from two separate Virtual IO Server
ABT是奔驰公司的专业改装厂。
A. 正确
B. 错误
Pleased to meet you! ―（）
A. Pleased to meet you ,too.
B. How do you do?
C. I've heard about you.
D. The pleasure is mine
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