高考英语训练1归纳概括主题
归纳概括中心主旨的题目是高考必考题目，考查考生通过阅读理解, 总结归纳，找出文章中心意思的能力。
要做好这类题考生必须区分主要信息和次要信息；既看到树木, 更看到森林；要跳出一词一句，而俯瞰全文；要通读全文，通篇理解。
找出主题句(topic sentence) 是一个有用的方法。
中心意思(main idea)通常是一个完整的句子，它应能全面准确地概括文章的中心主旨；最佳题目(the best title)可以是一个短语词组，它除能概括文章的中心主旨外，还有吸引读者，引发阅读兴趣的任务。
除常见的提问以外，这种题型的提问方式还有：
The main point of the passage is ...
The passage deals mainly with ...
The passage is about ...
What does the passage mainly discuss?
What is the author's main purpose ?
Paragraph 1
Wouldn't it be terrible if, we didn't have grass? We would have to walk on bare soil. Can you guess what our playgrounds would look like? On a rainy day we would get all muddy. On a dry day we would breathe clouds of dust.
1. The story mainly tells _________.
A. why we need rain
B. how grass is kept green
C. how grass helps us
D. without grass we would have to walk on bare soil
Paragraph 2
Rats are still almost as big a danger to people as they were long ago. They still spread disease and eat crops. Much of the hunger we have today is caused by rats. They eat half of the grain harvested in the world.
2. From the passage we know _________.
A. why rats are an enemy of people
B. how rats destroy our food
C. why rats cause disease
D. why rats were dangerous to people long ago