No one has yet succeeded in explaining the _____ of how life began.A、causeB、problemC、puzzleD、logic

题目
No one has yet succeeded in explaining the _____ of how life began.

A、cause

B、problem

C、puzzle

D、logic


相似考题
更多“No one has yet succeeded in explaining the _____ of how life began. ”相关问题
  • 第1题:

    If you () in the final game, you will get a $2,000 prize.

    A、successful

    B、success

    C、succeed

    D、succeeded


    参考答案:C

  • 第2题:

    When William hurried home, he found that his mother ____already ____to hospital.

    A、has; been sent

    B、had; sent

    C、has; sent

    D、had; been sent


    正确答案:D

  • 第3题:

    A ___ (救生圈) should be located on the gangway.

    A.life-jacket

    B.life-raft

    C.life-buoy

    D.life-boat


    正确答案:C

  • 第4题:

    Whichfouraretrue?()

    A.Has-arelationshipsshouldneverbeencapsulated.

    B.Has-arelationshipsshouldbeimplementedusinginheritance.

    C.Has-arelationshipscanbeimplementedusinginstancevariables.

    D.Is-arelationshipscanbeimplementedusingtheextendskeyword.

    E.Is-arelationshipscanbeimplementedusingtheimplementskeyword.

    F.Anarrayoracollectioncanbeusedtoimplementaone-to-manyhas-arelationship.

    G.TherelationshipbetweenMovieandActressisanexampleofanis-arelationship.


    参考答案:C, D, E, F

  • 第5题:

    下列语句中错误的是

    A.String S[]={"how","are"};

    B.byte b=255;

    C.String s="one"+"two";

    D.int i=2+2000;


    正确答案:B

  • 第6题:

    At first Mr. Harrison lost money on his investment,but finally it paid off.

    A:borrowed money
    B:survived
    C:was wealthy
    D:succeeded

    答案:D
    解析:
    本句意思:最初,哈里森先生在他的投资上赔了钱,但最后他成功了。pay off带来好结 果,成功,行得通。succeed成功;borrow money借钱;survive幸存;wealthy富有的。