第5题: [单项选择]建设工程施工劳务分包合同中,劳务分包人( )与发包人及有关部门建立工作联系。 A. 可以 B. 未经工程承包人授权或允许,不得擅自 C. 视具体情况. D. 不可以 参考答案:B 答案解析:[解析] 建设工程施工劳务分包合同的劳务分包人仅与工程承包人具有合同的关系,他只能从工程承包人处接受指令,发包人及工程师的指令须由工程承包人向劳务分包人转发。
第11题: [单项选择]During its growth, how much of the water from the soil does the tree give off into the air through its leaves A. About ninety-nine percent. B. About one percent. C. About nine-tenths. D. About one -ninth. 参考答案:A
第18题: [单项选择]假定客户关系为KH(KHH,NAME,ADDR),其中KHH为客户号,NAME为客户名,ADDR为客户地址。产品关系为CP(CPH,PNAME,GG),其中CPH为产品号, PNAME为产品名,GG为产品规格。简化的订单关系为DD(KHH,CPH,DJ,SL),其中 KHH为客户号,CPH为产品号,DJ为单价,SL为数量。要查找某具体客户订购了某种具体产品的数量及单价,将涉及关系( )。 A. KH B. KH、DD C. CP、DD D. KH、CP、DD 参考答案:D
第21题:[单选题]. The old woman refused to pay the bill because ( ). A.she didn’t want to keep her promise B.she knew the doctor had taken everything in her house C.she didn’t know who had taken things in her house D.there was still something wrong with her eyes 参考答案:B