3)Moreover,a study of robberies in eight American cities states that in less than 4 percent of the crimes did the victim have the opportunity to use a weapon....
Which of the following best reflects the main idea of the article?
A.What happens to the victims of crime?
B.Is your family safe?
C.Should you arm yourself against crime?
第一段和第三段提到了victims(受害者),第二段提到了入室行窃,但是第三段说明的共同问题是人们是否应拥有自卫武器来反对犯罪行为。因此只有选项C才能概括这三段所共同说明的问题,也就是此文的中心思想。
二、主题思想应能恰如其分地概括文中所阐述的内容。面不能太窄,即:不足以概括全部内容;但是面也不能太宽,即:包含了文中没有阐述的内容。
例三:
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 supply and demand.Supply means the amount of,or access to,certain goods.Demand represents the number of people who want those goods.If there are more goods than wanted,the price of them falls.On the other hand,if the demand for those goods is much greater than the supply, then the price rises.Of course,manufacturers prefer to sell more goods at increased price.
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