文档介绍：英语四级阅读主题思想的理解技巧
理解技巧一：抓主题思想
我们首先要学会识别文章中那些最根本、最具有概括力的信息。这种信息应能归纳和概括文中其它信息所具有的共性。
例如：
Directions: Choose the moawaiian Islands is filled with pioneering. In sailing ship days, Hawaiian sugar growers were many months from sources of supplies and from markets. This isolation built up among the Hawaiian growers an enduring spirit of cooperation. Growers shared with one another improvements in production. Without government aid of any sort, they built great irrigation projects. Without government help, they set up their own research and experiment organization. Pioneering together over the years, they have provided Hawaii with its largest industry.
(A) In sailing days, Hawaiian sugar growers were many months away from supplies and markets.
(B) Hawaiian sugar growers built their great industry without government help.
(C) Hawaiian sugar growers have set up their own research organization and have shared improvements.
(D) By pioneering together, sugar growers have provided Hawaii with its largest industry.
(A)，(B)和(C)项只是文中提到的各项详细内容，作为主题思想面太窄了，只有(D)项才概括了全文要说明的问题，因此，(D)是该文的主题思想。
要求抓主题思想的另一种形式是为短文选择合适的标题，因为短文的标题经常也体现它所围绕的主题或探讨的中心。因此，为短文选择标题事实上也反映了对主题思想的驾驭。
例五：
Directions: Read the following and choose the title that best expresses the ideas of the passage.
There is a simple economic principle used to determine prices. It is called the law of suppl