怕生
未按规定时间及时开启和关闭段音频设备，影响会议，属于（）问题。 红线。 A1。 A2。 B。
千家万户养蚕时的蚕种怎么会统一孵化的？
假设2010年我国居民消费定基价格指数为100，2013年为105.3，则说明这一时期的价格水平（）。 下降。 持平。 上升。 不确定。
Which types of prefixes will a router running BGP most likely advertise to an IBGP peer， assuming it is not configured as a route reflector？ （） prefixes received from any other BGP peer and prefixes locally originated via network statements or redistributed。 all prefixes in its routing table。 prefixes received from EBGP peers and prefixes locally originated via network statements or redistributed。 prefixes received from EBGP peers and prefixes received from route reflectors。 prefixes received from other IBGP peers， prefixes received from EBGP peers， and prefixes redistributed to BGP。 prefixes received from other IBGP peers and prefixes received from route reflector。
车辆行走部分的主要作用是支承车辆的（）
