更多“25_______A. ifB. thoughC. becauseD. while”相关问题
  • 第1题:

    C语言对嵌套if语句的规定是:else总是与()配对。

    A.其之前最近的if

    B.第一个if

    C.缩进位置相同的if

    D.其之前最近且不带else的if


    参考答案:D

  • 第2题:

    _______, she is the sort of woman to spread sunshine to people through her smile.

    A. would be

    B. sensitive and though

    C. honest and confident

    D. lighthearted and optimistic


    正确答案:D

  • 第3题:

    The city failed to look after its schools,_________ it spent over $ 1 billion on its museums and stadiums.

    A. now that

    B. whereas

    C. because

    D. as long as


    正确答案:B
    本题考查连词的用法。now that(既然,由于)一般用于句首,用在句中时与前句不以逗号隔开;because表原因,一般也用于句首;as long as意为“只要”;whereas表示转折,有“但是,却”的意思。题干的意思是:“这座城市无力照顾开办的学校,却把十几亿的资金花在开办博物馆和运动场上。”

  • 第4题:

    The directors will meet tomorrow, ______the schedule is changed.

    A. if

    B. but

    C. unless

    D. or


    正确答案:C

    17.答案为C  主管们明天要开会,除非改变日程表。根据两句逻辑关系,只有C合逻辑。

  • 第5题:

    The bag was rather expensive, it anyway but I bought it_____

    A. anyway

    B. even though

    C. any way


    参考答案:A

  • 第6题:

    ()you wish to know why we have placed no further orders with you recently, we are willing to raise a matter that caused us some trouble .

    A. since

    B. though

    C. as

    D. although


    正确答案:C

  • 第7题:

    下列变量名中合法的是( )

    A. IF

    B. 7AB

    C. A[B]7

    D. AB_7


    正确答案:D

  • 第8题:

    下列写法中等价的是( )。

    A.若x=1,while(x!=x)与while(x)

    B.若x=0,while(x!=x)与while(x)

    C.若x=1,while(x!=0)与while(!x)

    D.若x=0,while(x==0)与while(x)


    正确答案:B
    解析:该题是把x的值分别代入两个while的表达式中,比较它们的表达式值是否相同。

  • 第9题:

    The idea for the new project came to Jack ______ to his study recently.

    A. while devoting

    B. while devoting himself

    C. while he was devoted

    D. while devoted


    正确答案:C
    答案为 C。当杰克正投入在研究中时,他有了建立新项目的想法。while引导时间状语,逻辑主句与主句主语不一致,因此不能省略。

  • 第10题:

    ( )a player cannot find where their picture card goes on the map, they must pick up another picture card.
    The first player to get rid of all their picture cards wins the game.
    Price $21.99

    A. If

    B. So

    C. And

    D. Because

    答案:A
    解析:

  • 第11题:

    while(a)等价于() 

    • A、while(a=0)
    • B、while(a==0)
    • C、while(!a)
    • D、while(a!=0)

    正确答案:D

  • 第12题:

    下面关于while及do-while说法中,描述正确的是()

    • A、while与do..while没有区别
    • B、while是先执行后判断
    • C、do..while是先判断后执行
    • D、while是先判断后执行,条件为真时执行

    正确答案:D

  • 第13题:

    She’ ll join us this evening() she hasn’ t got important work to do.

    A. until

    B. if

    C. because

    D. for


    参考答案:B

  • 第14题:

    _______________

    ( )55.A. If

    B. For

    C. Since

    D. Because


    正确答案:A

  • 第15题:

    Tim is in good shape physically he doesn't get much exercise.

    A. if

    B. even though

    C. unless

    D. as long as


    正确答案:B

  • 第16题:

    The dress was rather expensive, but I bought it _____.

    A. any way

    B. even though

    C. anyway


    参考答案:C

  • 第17题:

    We can't afford a bicycle ()a car.

    A. even if

    B. let alone

    C. let out


    答案:B

    解析:let alone, (通常用在否定句后) 遑论,更别提,更不用说.

    我们单车都买不起,更别提买辆车。

  • 第18题:

    But()these difficulties ,there is little doubt that the delivery term would have been observed .

    A. for

    B. with

    C. because

    D. without


    正确答案:B

  • 第19题:

    下列不是分支结构的语句是( )。

    A. If.··Then··End IF

    B. While…End

    C. If...Then...Else…End If

    D. Select…Case…End Select


    正确答案:B
    本题考查控制结构的知识。选项A)是一个单分支选择结构;选项C)是一个双分支选择结构:选项D)是一个多分支选择结构:选项B)是一个循环结构。

  • 第20题:

    多重if_else语句嵌套使用时,寻找与else配套的if方法是( )

    A.缩排位置相同的if

    B.其上最近的if

    C.下面最近的if

    D.同行上的if


    正确答案:B
    解析:多重if_else嵌套时,else总是与它上面最近的if配对。

  • 第21题:

    9. The movie was very long. I enjoyed it a lot_______.

    A. although

    B. even though

    C. as though

    D. though


    正确答案:D
    9.D【解析】though可以放在句尾表“然而一。

  • 第22题:

    Many people believe we are heading for an environmental disaster (灾难) ______ we radically (根本地) change the way we live.

    A. but
    B. though
    C. unless
    D. in case

    答案:C
    解析:
    句意为"很多人认为,除非我们从根本上改变生活方式,否则我们将面临巨大的环境灾难"。unless有"否则,如果不"之意,所以选C。

  • 第23题:

    while与do-while相比较,描述正确的是()。

    • A、第一次循环条件为真,while与do-while都执行,无区别
    • B、第一次循环条件为真,while与do...while都不执行
    • C、第一次循环条件为真,while执行,do...while不执行
    • D、第一次循环条件为假,while不执行,do...while执行

    正确答案:A,D