• 2022-06-05 问题

    Consider a relation R ( A,B,C,D ) with the following dependencies:AB C, CD E, DE B.A candidate key of this relation is (). A: AB B: ABC C: ABD D: ABE

    Consider a relation R ( A,B,C,D ) with the following dependencies:AB C, CD E, DE B.A candidate key of this relation is (). A: AB B: ABC C: ABD D: ABE

  • 2022-06-19 问题

    background:url(2、png),url(1、jpg),url(3、png),url(4、jpg);},表示哪张图片处在最上层() A: 2、png B: 1、jpg C: 3、png D: 4、jpg

    background:url(2、png),url(1、jpg),url(3、png),url(4、jpg);},表示哪张图片处在最上层() A: 2、png B: 1、jpg C: 3、png D: 4、jpg

  • 2021-04-14 问题

    /ananas/latex/p/1802

    /ananas/latex/p/1802

  • 2022-06-03 问题

    如图,若DE∥BC,且DE:BC=3:5,则AD:DB等于(). A: 2:3 B: 3:2 C: 3:5 D: 5:3

    如图,若DE∥BC,且DE:BC=3:5,则AD:DB等于(). A: 2:3 B: 3:2 C: 3:5 D: 5:3

  • 2022-06-29 问题

    调用strlen("abe\0def\0g")的结果为( )。 A: 3 B: 6 C: 9 D: 10

    调用strlen("abe\0def\0g")的结果为( )。 A: 3 B: 6 C: 9 D: 10

  • 2021-04-14 问题

    基因型DE/de的个体在减数分裂中,有6%的性母细胞在D—E之间形成交叉,那么产生的重组型配子De和dE将各占3%。(

    基因型DE/de的个体在减数分裂中,有6%的性母细胞在D—E之间形成交叉,那么产生的重组型配子De和dE将各占3%。(

  • 2021-04-14 问题

    background: url(2、png),url(1、jpg),url(3、png),url(4、jpg);},表示哪张图片处在最上层()。

    background: url(2、png),url(1、jpg),url(3、png),url(4、jpg);},表示哪张图片处在最上层()。

  • 2022-06-06 问题

    如图,△ABC中,DE∥BC,且AD:DB=2:1,那么DE:BC= A: 2:1 B: 1:2 C: 2:3 D: 3:2

    如图,△ABC中,DE∥BC,且AD:DB=2:1,那么DE:BC= A: 2:1 B: 1:2 C: 2:3 D: 3:2

  • 2022-06-06 问题

    If Sarah hadn’t come to the cabin, () A: Abe’s father wouldn’t have told him not to go to school B: Abe wouldn’t have helped his father on the farm C: Abe wouldn’t have had so much time to read D: Abe’s father wouldn’t have told him to stop reading

    If Sarah hadn’t come to the cabin, () A: Abe’s father wouldn’t have told him not to go to school B: Abe wouldn’t have helped his father on the farm C: Abe wouldn’t have had so much time to read D: Abe’s father wouldn’t have told him to stop reading

  • 2021-04-14 问题

    字符串”abe\M01”的长度为

    字符串”abe\M01”的长度为

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