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.
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
I live _________ A: in 52 Main Road B: at 52 Marin Road C: in 52 main road D: at 52 main road
I live _________ A: in 52 Main Road B: at 52 Marin Road C: in 52 main road D: at 52 main road
len('543')的计算结果是() A: 2 B: 3 C: 4 D: 5
len('543')的计算结果是() A: 2 B: 3 C: 4 D: 5
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
空想社会主义的开山之作《乌托邦》出版于() A: 1623 B: 1803 C: 1821 D: 1516
空想社会主义的开山之作《乌托邦》出版于() A: 1623 B: 1803 C: 1821 D: 1516
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
以下不正确的实型常量是__________ A: -2 B: 123E-2 C: .543 D: 2.1E3.5
以下不正确的实型常量是__________ A: -2 B: 123E-2 C: .543 D: 2.1E3.5