问题
单项选择题
环境现状调查时，应首先通过( )获得现有的各种有关资料，但此方法只能获得第二手资料。
A．现场调查法
B．收集资料法
C．遥感法
D．抽样调查法
答案
参考答案：B
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环境现状调查时，应首先通过( )获得现有的各种有关资料，但此方法只能获得第二手资料。
A．现场调查法
B．收集资料法
C．遥感法
D．抽样调查法
参考答案：B
Long long ago, in a small, lonely village, there was a place known as the House of 1000 Mirrors. A small, happy little dog heard of this place and decided to pay a _________. He ran all of his way with a happy heart. When he _________, he jumped happily up the stairs to the doorway of the house. There was a hole in the door. He looked __________ the hole with his ears lifted high and his tail（尾巴） shaking as fast as it ___________. To his great surprise, he found himself looking at 1000 other happy little dogs with their tails shaking just as fast as his. He smiled a great smile, and was answered with 1000 great smiles just as warm and friendly as__________. As he left the House, he said to himself, "This is a ____________place. I will come back and visit it often." In this same village, ___________ little dog, who was sad and in blue all the day, decided to visit the house, __________. He slowly climbed the stairs and hung his head low as he looked into the hole in the door. To his great ___________, he saw the 1000 unfriendly looking dogs looking at him, so he growled at them right away. Then he was terrified to see 1000 little dogs growling back at him. As he left, he thought to himself, "That is a terrible place, and I will never come _______ and visit it." All the faces in the world are mirrors. What kind of reflections do you see in the faces of the people you meet?
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