• 2022-06-19 问题

    3(x-10)=5(x+20),x=______. A: -65 B: -50 C: -35 D: -20 E: -15

    3(x-10)=5(x+20),x=______. A: -65 B: -50 C: -35 D: -20 E: -15

  • 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

  • 2022-06-10 问题

    如果35÷7=5,我们就说35是7的___,5是35的___.

    如果35÷7=5,我们就说35是7的___,5是35的___.

  • 2022-06-29 问题

    婴儿期合理膳食中蛋白质、脂肪、糖类供能比例合理的是( ) A: 15%、50%、35% B: 5%、15%、50% C: 50%、35%、15% D: 35%、50%、15% E: 15%、35% 、50%

    婴儿期合理膳食中蛋白质、脂肪、糖类供能比例合理的是( ) A: 15%、50%、35% B: 5%、15%、50% C: 50%、35%、15% D: 35%、50%、15% E: 15%、35% 、50%

  • 2022-06-18 问题

    What will be the output of the following Python code? ( )[img=420x158]17d6037eb227911.png[/img] A: a is 3 and b is 7 and c is 10a is 5 and b is 25 and c is 24a is 50 and b is 100 and c is 5 B: None of the mentioned C: a is 3 and b is 7 and c is 10a is 25 and b is 5 and c is 24a is 100 and b is 5 and c is 50 D: a is 7 and b is 3 and c is 10a is 25 and b is 5 and c is 24a is 5 and b is 100 and c is 50

    What will be the output of the following Python code? ( )[img=420x158]17d6037eb227911.png[/img] A: a is 3 and b is 7 and c is 10a is 5 and b is 25 and c is 24a is 50 and b is 100 and c is 5 B: None of the mentioned C: a is 3 and b is 7 and c is 10a is 25 and b is 5 and c is 24a is 100 and b is 5 and c is 50 D: a is 7 and b is 3 and c is 10a is 25 and b is 5 and c is 24a is 5 and b is 100 and c is 50

  • 2022-06-16 问题

    If/b-c=5 and a+c=35, then a+b= A: (A) 30 B: (B) 35 C: (C) 40 D: (D) 42 E: (E) 50

    If/b-c=5 and a+c=35, then a+b= A: (A) 30 B: (B) 35 C: (C) 40 D: (D) 42 E: (E) 50

  • 2022-05-30 问题

    假如:1=7;2=14;3=21;4=28;5=35;6=42;那么7=?

    假如:1=7;2=14;3=21;4=28;5=35;6=42;那么7=?

  • 2022-07-25 问题

    凝点测定前,试管中的试样要在水浴中预热到(),在室温中冷却到()后再测定。 A: 50℃±1℃、35℃±5℃ B: 50℃±5℃、35℃±5℃ C: 50℃±5℃、35℃±1℃ D: 50℃±1℃、35℃±1℃

    凝点测定前,试管中的试样要在水浴中预热到(),在室温中冷却到()后再测定。 A: 50℃±1℃、35℃±5℃ B: 50℃±5℃、35℃±5℃ C: 50℃±5℃、35℃±1℃ D: 50℃±1℃、35℃±1℃

  • 2022-06-11 问题

    3个月婴儿,每日供给的热量为418.4kJ(100kcal)/kg,需要蛋白质、脂肪和碳水化合物的比例为() A: 35%,15%,50% B: 15%,50%,35% C: 15%,35%,50% D: 50%,15%,35% E: 35%,50%,15%

    3个月婴儿,每日供给的热量为418.4kJ(100kcal)/kg,需要蛋白质、脂肪和碳水化合物的比例为() A: 35%,15%,50% B: 15%,50%,35% C: 15%,35%,50% D: 50%,15%,35% E: 35%,50%,15%

  • 2022-07-25 问题

    下颌牙列牙周膜面积的排列顺序中正确的是() A: 7 6 5 4 3 B: 6 7 5 4 3 C: 6 7 3 5 4 D: 7 6 5 3 4 E: 6 7 5 3 4

    下颌牙列牙周膜面积的排列顺序中正确的是() A: 7 6 5 4 3 B: 6 7 5 4 3 C: 6 7 3 5 4 D: 7 6 5 3 4 E: 6 7 5 3 4

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