[单选] 投标保证金一般不得超过投标总价的（）；但最高不得超过（）万元人民币。

建设工程质量监督机构进行第一次施工现场监督检查的重点是（）。 施工现场准备情况。 检查施工现场计量器具。 参加建设的各单位的质量行为。 复核项目测量控制定位点。 You are the network administrator for TestKing Oil. The network consists of three Active Directory domains in a single forest. All domain controllers run Windows Server 2003. TestKing Oil enters into a business partnership with Oil Importers. The Oil Importers network consists of four Active Directory domains in a single forest. To enable the two companies to share resources, a two-way forest trust relationship with selective authentication is created. Now you need to ensure that the research data of TestKing Oil will remain inaccessible to all users in Oil Importers. First, you create a local group named No Oil. Then, you assign the Deny - Full Control permission to No Oil. What should you do next?（） Add the Domain Guests group from each of the four domains of Oil Importers to No Oil.。 Add the Other Organization group to No Oil.。 Add the Users group from each of the four domains of Oil Importers to No Oil.。 Add the Proxy group to No Oil.。 枪弹创的确定 拟实制造如缩短一年新产品上市时间，将为企业节约开发成本（） 15%。 20%。 25%。 30%。 You need to block messages from senders that do not comply sender policy framework （SPF）.What do you need to implement？（） Receive connector。 Sender ID Filtering。 Sender Filtering。 Send connector。 投标保证金一般不得超过投标总价的（）；但最高不得超过（）万元人民币。