试题与答案

环境的非使用价值,只能使用______来评估。A.旅行费用法 B.隐含价格法 C.调

题型:单项选择题

题目:

环境的非使用价值,只能使用______来评估。

A.旅行费用法

B.隐含价格法

C.调查评价法

D.成果参照法

答案:

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参考答案:A解析: 根据数据结构中各数据元素之间前后关系的复杂程度,一般将数据结构分为两大类型:线性结构与非线性结构。如果一个非空的数据结构满足下列两个条件:①有且只有一个根结点;②每个结点最多有一...

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题型:阅读理解

阅读理解。

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sports shows, fashion shows, etc. A child can learn good things and bad things from them. Some shows help

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     Many boys and girls think it is fun to watch TV, but it is also fun to read books, to play games or to visit

friend.

1. Many boys and girls spend _______.

A. 4 hour on TV shows on Sundays

B. 6 hours on TV shows every day

C. many hours a day in front of the TV sets

2. Many parents _______.

A. don't let their children watch TV

B. ask their children to watch TV

C. let their children watch TV in special time

3. From TV, boys and girls can _______.

A. learn good things and bad things

B. learn nothing

C. learn good things

4. Kids like to watch TV, because _______.

A. it is fun

B. they have nothing to do

C. it is exciting

5. How does the writer like the TV shows?

A. They are good for children.

B. They are bad for children.

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