• 2021-04-14 问题

    假定list1=[3, 4, 5, 20, 5, 25, 1, 3], 则在执行list1.extend([34, 5])之后list1的值为( )。? [25, 20, 5, 5, 4, 3, 3, 1, 34, 5]|[1, 3, 3, 4, 5, 5, 20, 25, 34, 5]|[1, 3, 4, 5, 20, 5, 25, 3, 34, 5]|[3, 4, 5, 20, 5, 25, 1, 3, 34, 5]

    假定list1=[3, 4, 5, 20, 5, 25, 1, 3], 则在执行list1.extend([34, 5])之后list1的值为( )。? [25, 20, 5, 5, 4, 3, 3, 1, 34, 5]|[1, 3, 3, 4, 5, 5, 20, 25, 34, 5]|[1, 3, 4, 5, 20, 5, 25, 3, 34, 5]|[3, 4, 5, 20, 5, 25, 1, 3, 34, 5]

  • 2022-07-02 问题

    一个数被3除余1,被4除余2,被5除余4,这个数最小是几?() A: 10 B: 34 C: 74 D: 94

    一个数被3除余1,被4除余2,被5除余4,这个数最小是几?() A: 10 B: 34 C: 74 D: 94

  • 2022-06-03 问题

    现有列表a = ["1", 2, "34", "5"],则sorted(a)的输出是什么? A: ["1", 2, "34", "5"] B: ["1", 2, "5", "34"] C: ['34', '5', 2, '1'] D: 报错

    现有列表a = ["1", 2, "34", "5"],则sorted(a)的输出是什么? A: ["1", 2, "34", "5"] B: ["1", 2, "5", "34"] C: ['34', '5', 2, '1'] D: 报错

  • 2022-07-02 问题

    当污泥的含水率97%降到94%,其污泥体积均能减少()。 A: 1/5 B: 1/4 C: 1/3 D: 1/2

    当污泥的含水率97%降到94%,其污泥体积均能减少()。 A: 1/5 B: 1/4 C: 1/3 D: 1/2

  • 2022-06-03 问题

    x:y=5:3x:z=7:32x-y-z=34和x+y/3=2y-z/4=x+z/2=1

    x:y=5:3x:z=7:32x-y-z=34和x+y/3=2y-z/4=x+z/2=1

  • 2022-06-07 问题

    中缀表达式23+((12*3-2)/4+34*5/7)+108/9对应的后缀表达式为( )。 A: 23 12 + 3 * 2 – 4 / 34 5 * 7 / + 108 9 / + B: 23 12 3 * 2 4 – / 34 5 * 7 / + + 108 9 / + C: 23 12 3 * 2 – 4 / 34 5 * 7 / + 108 9 / + + D: 23 12 3 * 2 – 4 / 34 5 * 7 / + + 108 9 / +

    中缀表达式23+((12*3-2)/4+34*5/7)+108/9对应的后缀表达式为( )。 A: 23 12 + 3 * 2 – 4 / 34 5 * 7 / + 108 9 / + B: 23 12 3 * 2 4 – / 34 5 * 7 / + + 108 9 / + C: 23 12 3 * 2 – 4 / 34 5 * 7 / + 108 9 / + + D: 23 12 3 * 2 – 4 / 34 5 * 7 / + + 108 9 / +

  • 2022-06-18 问题

    s="abcd'12'34",下面()可以输出字符'12'34。 A: s[5:8] B: s[4:8] C: s[-1:-6] D: s[-6:]

    s="abcd'12'34",下面()可以输出字符'12'34。 A: s[5:8] B: s[4:8] C: s[-1:-6] D: s[-6:]

  • 2022-06-07 问题

    Li:Hi,youmustbeLizzy.(1)___________________Lizzy:Oh,howdoyoudo,LiHong?(2)__________________________Li:Howdoyoudo,Lizzy?WelcometoChina.Didyouhaveagoodjourney?Lizzy:Yeah,quitegood.(3)________________.It’salongjourney,youknow.Li:Yes,(4)_________________________.(5)___________________________Lizzy:That’sverykindofyou.Li:You’rewelcome.A.Thankyouforcomingtomeetme.B.Let’sgobacktotheguesthouseofourschool.C.ButIamalittletired.D.Everythingisreadyforyouthere.E.I’mLiHongfromthetechnicalschool.

    Li:Hi,youmustbeLizzy.(1)___________________Lizzy:Oh,howdoyoudo,LiHong?(2)__________________________Li:Howdoyoudo,Lizzy?WelcometoChina.Didyouhaveagoodjourney?Lizzy:Yeah,quitegood.(3)________________.It’salongjourney,youknow.Li:Yes,(4)_________________________.(5)___________________________Lizzy:That’sverykindofyou.Li:You’rewelcome.A.Thankyouforcomingtomeetme.B.Let’sgobacktotheguesthouseofourschool.C.ButIamalittletired.D.Everythingisreadyforyouthere.E.I’mLiHongfromthetechnicalschool.

  • 2022-06-15 问题

    下面的程序片段,将$t1寄存器的整型数据输出到屏幕上,正确的是( ) A: li $v0, 1 move $a0, $t1 syscall B: li $v0, 1 move $v0, $t1syscall C: li $v0, 5 move $a1, $t1 syscall D: li $v0, 4 move $a0, $t1syscall

    下面的程序片段,将$t1寄存器的整型数据输出到屏幕上,正确的是( ) A: li $v0, 1 move $a0, $t1 syscall B: li $v0, 1 move $v0, $t1syscall C: li $v0, 5 move $a1, $t1 syscall D: li $v0, 4 move $a0, $t1syscall

  • 2022-05-28 问题

    直线命令的快捷键是( )(1)Line (2)Li (3)L (4)Lin A: (1)Line B: (2)Li C: (3)L D: (4)Lin

    直线命令的快捷键是( )(1)Line (2)Li (3)L (4)Lin A: (1)Line B: (2)Li C: (3)L D: (4)Lin

  • 1 2 3 4 5 6 7 8 9 10