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【单选题】
If A small business customer required mobility to be delivered via multiple access points, whichwireless portfolio of solutions would be the best choice?（）A.
aironet
B.
smallmultipro
C.
small business pro
D.
small business
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举一反三
【单选题】If he (take) _________my advice at that time, he would have got the job he applied for.
A.
take
B.
had taken
C.
has taken
D.
took
【简答题】A．二尖瓣狭窄 B．主动脉瓣关闭不全 C．主动脉窦瘤破裂 D．动脉导管未闭 E．主动脉瓣狭窄 男性，62岁，自幼发现心脏杂音，3个月来出现心前区疼痛和晕厥，检查发现升主动脉扩张，最大可能是( )
【单选题】Though he was unwilling to try again, he decided to____ by my advice. [ ]
A.
take chances
B.
take risks
C.
take place
D.
take apart
【单选题】假性动脉瘤与真性主动脉瘤的区别在于（）
A.
假性动脉瘤内血流与主动脉不相通，真性动脉瘤内血流与主动脉相通
B.
假性动脉瘤无完整的外膜，真性动脉瘤有完整的外膜
C.
假性动脉瘤瘤体小呈囊状，真性动脉瘤瘤体大呈梭形
D.
假性动脉瘤不具有内膜、中层弹力纤维和外膜3层完整结构
E.
外膜为纤维组织覆盖的是假性动脉瘤
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