问题
单项选择题
在Excel中，单元格A1和A2分别输入6和9，并选定区域A1：A2，然后拖动填充柄到A5单元格，则A5单元格中显示的是（）
A．12
B．16
C．18
D．11
答案
参考答案：C
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在Excel中，单元格A1和A2分别输入6和9，并选定区域A1：A2，然后拖动填充柄到A5单元格，则A5单元格中显示的是（）
A．12
B．16
C．18
D．11
参考答案：C
| 完形填空。 | ||||
| China is a large country of agriculture (农业). We all know that there are more than 800 million 1 in China. China starts to 2 the science of agriculture much earlier 3 other countries in the world. 4 people in Europe and America were trying to shoot wild animals and birds for food, farmers in China were 5 the science of agriculture. For example, Jia Sixie, who lived in the Northern Wei period (386-534AD), 6 one of the farming pioneers. After he finished his work in government, he 7 home and spent his time on research into agriculture. He 8 information, did experiments and learnt from the experience of farmers. He wrote a book called Qi Min Yao Shu. The book 9 has 110000 words is about both farming and gardening. This book is 10 to be an important summary (概要) of the knowledge of farming. | ||||
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