下列设置打开文件对话框OpenFileDialog1的Filter属性正确的是_________。 A: OpenFileDialog1.Filter=Pictures(*.Bmp)|*.Bmp B: OpenFileDialog1.Filter=["Pictures(*.Bmp)"|"*.Bmp"] C: OpenFileDialog1.Filter="Pictures(*.Bmp)|*.Bmp" D: OpenFileDialog1.Filter={Pictures(*.Bmp)|*.Bmp} E: OpenFileDialog1.Filter=(Pictures(*.Bmp)|*.Bmp)

《儒林外史》的版本历来有５０回本、５５回本、５６回本等。现存最早的刻本，是嘉庆八年（１８０３）卧闲草堂的巾箱本，５5回。

In 1803 the United States purchased Louisiana from _____.

世界上第一部《医学伦理学》于（ ）年出版。 A: 1801 B: 1802 C: 1803 D: 1804 E: 1805

下列设置打开文件对话框OpenFileDialog1的Filter属性正确的是_________。 A: OpenFileDialog1.Filter=Pictures(*.Bmp)|*.Bmp B: OpenFileDialog1.Filter=["Pictures(*.Bmp)"|"*.Bmp"] C: OpenFileDialog1.Filter="Pictures(*.Bmp)|*.Bmp" D: OpenFileDialog1.Filter={Pictures(*.Bmp)|*.Bmp} E: OpenFileDialog1.Filter=(Pictures(*.Bmp)|*.Bmp)

下面____字面值与其它3个不同? A: 38 B: 046 C: 038 D: 0B100110

In 1803, President Jefferson negotiated the purchase of Louisiana from Mexico.

在循环流化床锅炉中脱硫反应的最佳温度是（）℃。 A: 650~750 B: 750~830 C: 830~930 D: 930~1000

新生儿的病室湿度（） A: 45～55% B: 50～60% C: 50～55% D: 55～60% E: 55～65%

以下正确的语句是＿＿＿＿。 A: OpenFileDialog1.Filter=All Files|*.*|Pictures(*.Bmp)|*.Bmp B: OpenFileDialog1.Filter="All Files"|"*.*"|"Pictures(*.Bmp)"|"*.Bmp" C: OpenFileDialog1.Filter="All Files|*.*|Pictures(*.Bmp)|*.Bmp" D: OpenFileDialog1.Filter={All Files|*.*|Pictures(*.Bmp)|*.Bmp}