社区对幼儿园课程最主要的影响是（）。 ["通过家长和社区的参与可为学前儿童的发展提供更加有利的生态环境","幼儿园课程涉及的范围扩大了，与社区的功能结合起来了","为家庭提供育儿及其他需求方面的整体服务支持","将家长和社区纳入到学前教育中来"]
如何预防漏接？
在密度为2.713g/cm3的重液中上浮的最可能是（） ["有核养殖珍珠","玻璃仿珍珠","贝壳仿珍珠","天然或无核养殖珍珠"]
Which two QoS classification and marking statements are true？（） [" In a Frame Relay network， delay sensitive traffic is tagged with the discard eligible （DE） bit."," In an MPLS network， the three most significant bits of the DSCP or the IP precedence of the IP packet are copied into the MPLS EXP field"," In an MPLS network， the MPLS EXP bits are used to identify up to 16 CoS values."," The differentiated services code point （DSCP） field consists of the first three bits of the IP precedence field in the header of an IP packet."," The 802.10 standard uses a three bitfield referred to as the user priority bits （PRI） to mark packets as belonging to a specific CoS."]
代表性样本（representative sample）
功能城市化
