When was Ralph Waldo Emerson born? A: January 4, 1801 B: May 25, 1803 C: August 30, 1806 D: December 31, 1800
When was Ralph Waldo Emerson born? A: January 4, 1801 B: May 25, 1803 C: August 30, 1806 D: December 31, 1800
In 1803 the United States purchased Louisiana from _____.
In 1803 the United States purchased Louisiana from _____.
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.
执行以下代码输出结果为:( ) dict = { 'a': 20 ,'b':30,'c':25} dict['a'] = dict['b'] print(dict['a']) A: 25 B: 30 C: 20 D: a
执行以下代码输出结果为:( ) dict = { 'a': 20 ,'b':30,'c':25} dict['a'] = dict['b'] print(dict['a']) A: 25 B: 30 C: 20 D: a
国际网球联合会成立于 A: 1903 B: 1803 C: 1913 D: 1923
国际网球联合会成立于 A: 1903 B: 1803 C: 1913 D: 1923
霍尔效应哪一年发现的? A: 1881 B: 1879 C: 1803 D: 1831
霍尔效应哪一年发现的? A: 1881 B: 1879 C: 1803 D: 1831
下列代码的运行结果是( )int [ ]age1=new int[ ]{10,20};int[]age2=age1;age2[1]=30;Console.WriteLine(age1[1]); A: 0 B: 10 C: 20 D: 30
下列代码的运行结果是( )int [ ]age1=new int[ ]{10,20};int[]age2=age1;age2[1]=30;Console.WriteLine(age1[1]); A: 0 B: 10 C: 20 D: 30
在C#中〃下列代码的运行结果是()。int[]age1=newint[]{10,20};int[]age2=age1;age2[1]=30;Console.WriteLine(age1[1]); A: 0 B: 10 C: 20 D: 30
在C#中〃下列代码的运行结果是()。int[]age1=newint[]{10,20};int[]age2=age1;age2[1]=30;Console.WriteLine(age1[1]); A: 0 B: 10 C: 20 D: 30
以下哪些图像格式支持透明背景() A: PNG/JPEG B: PNG/GIF C: JPEG/GIF D: BMP/PNG
以下哪些图像格式支持透明背景() A: PNG/JPEG B: PNG/GIF C: JPEG/GIF D: BMP/PNG
卢浮宫是_______年向公众开放的?( ) A: 1789 B: 1803 C: 1792 D: 1793
卢浮宫是_______年向公众开放的?( ) A: 1789 B: 1803 C: 1792 D: 1793