参考答案和解析
正确答案:C
更多“Back charges refers to:Atransferring charges from sub-contractors to the ownerBadjusting p ”相关问题
  • 第1题:

    查询订购单号首字符是”P”的订单信息,应该使用命令A)SELECT*FROM订单WHERE HEAD(订购单号,1)=”P”B)SELECT*FROM订单WHERE LEFT(订购单号,1)=”P”C)SELECT*FROM订单WHERE “P” $ 订购单号D)SELECT*FROM订单WHERE RIGHT(订购单号,I)=”P”


    正确答案:B
    4个选项中,选项B中的函数LEFT(订购单号,1)的功能是取出订购单号的首字符,将该查询条件置于SQL的WHERE子句,能够实现题目所要求的条件查询,故选项B为正确答案。选项C的查询条件:“P”$订购单号,表示“P”在订购单号中出现,选项D的查询条件:RIGHT(订购单号,1)=“P”,表示订购单号尾字符为“P”。

  • 第2题:

    查询订购单号首字符是“P”的订单信息,应该使用命令 ______。

    A.SELECT*FROM订单WHEREHEAD(订购单号,1)="P"

    B.SELECT*FROM订单WHERELEFT(订购单号,1)="P"

    C.SELECT*FROM订单WHERE"P" $ 订购单号

    D.SELECT*FROM订单WHERERIGHT(订购单号,1)="P"


    正确答案:B
    解析:$ 符号是子串包含测试运算符,RIGHT()是从指定表达式值的右端截取一个指定长度的子串作为函数值,LEFT()是从指定表达式值的左端截取一个指定长度的子串作为函数值。

  • 第3题:

    Kings ,where you can tour the famous tomb of“King Tut”.But best of all,our guide will share their knowledge of these sites with you,helping you to understand both the history and the modern culture of this amazing country.Expand your mind with Mindful Travel,Inc.
    Package price does not include airfare to or from Cairo.
    Mindful Travel.Inc.
    Public Relations Office
    11 Derry Lane
    London,England
    November 9,2006
    Dear MT representative,
    Having recently returned from your company’s Treasure of Egypt tour,I’m happy to report that I had a wonderful time.I don’t think I’ve ever had such an enjoyable and educational vacation.1 was particular impressed with how much I learned about history of Egypt,as well as what the country is like today.
    All of the guides and other MT employees assisting me during my travels were courteous.Helpful,and very knowledgeable about the fascinating historical sites that I visited.Please extent my thanks especially to Mr.Mokhta Said,who guided me around the Valley of the Kings.That was the highlight of my trip.
    1’m going to share my experiences with friends and family,and l will definitely suggest that they travel with MT the next time they take a vacation.
    Thank you again,Leila Dorn
    This hotel__________$60 for a single room with bath.

    A.claims
    B.demands
    C.prices
    D.charges

    答案:D
    解析:
    “charge”意为“要价,收费”,代入句中,意为“这家旅馆的带浴室的单人间的收费是60美元”。因此正确答案为D。其他三项均不符合题意。

  • 第4题:

    This hotel _____ $ 60 for a single room with bath.

    (A) claims (C) prices

    (B) demands (D) charges

     

     


    选D

     charge...for...固定搭配,意思是因...收费...

  • 第5题:

    This hotel __________ $60 for a single room with bath.

    A.claims
    B.demands
    C.prices
    D.charges

    答案:D
    解析:
    考查动词辨析。charge意为“要价,收费”,句意为“这家旅馆带浴室的单人间的收费是60美元”。

  • 第6题:

    I extend my sincere_____to the family and friends of John Miller, who has suddenly left us at the age of 54.

    A. appreciation
    B. description
    C. condolences
    D. charges

    答案:C
    解析:
    54岁的约翰·米勒突然辞世,我对他的家人和朋友致以诚挚的哀悼。横线处填入的词被形容词$1neere修饰,故C最合适。