- 试题详情及答案解析
- 阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项。（共15题；每题2分，计30分）
The students were having their ？class. Miss Li was telling the children what water was like. After that， she asked her students， “What's water?”No one spoke for a few minutes.Miss Li asked again，“Why don't you answer my question？Didn't I tell you what water is like？”
Just then a boy put up his hand and said，“Miss Li，you told us that water has no colour and no smell.But where to find such kind of water？The water in the river behind my house is always black and it has a bad smell.”Most of the children agreed with him.
“I'm sorry，children.”said the teacher，“Our water is getting dirtier and dirtier.That's a problem.
【小题1】The students were having their _______ class.| A．English | B．Chinese |
| C．chemistry | D．maths |
【小题2】A boy said，“The water in the river behind my house is always _______.”| A．white | B．black | C．clean | D．clear |
【小题3】The water in the river has colour and smell because it is getting _______.| A．more and more | B．less and less |
| C．cleaner and cleaner | D．dirtier and dirtier |
- 答案：【小题1】C
【小题2】B
【小题3】D - 试题分析：短文大意：这篇短文主要描述了一堂化学课的内容，通过师生对话我们可以知道，现在的环境污染越来越严重了。
【小题1】推理判断题.根据Just then a boy put up his hand and said，“Miss Li，you told us that water has no colour and no smell.描述可知这是一节化学课，故选C.
【小题2】细节理解题.根据The water in the river behind my house is always black 描述，可知一个男孩说他家后面河中的水总是黑色的.故选B.
【小题3】细节理解题.根据短文最后老师说的话“Our water is getting dirtier and dirtier.That's a problem.描述，可知是因为河水变得越来越脏.故选D.
考点：考查科普环保类阅读