托福阅读事实信息题范例-3

　　托福阅读题型中事实信息题是根据文中明确出现的事实细节等，选择选项中与之相近的同义改写选项。小编为大家带来托福阅读事实信息题范例汇总，希望对大家托福备考有所帮助。

　　托福阅读事实信息题

　　例题3：The transition from forest to treeless tundra on a mountain slope is often a dramatic one. Within a vertical distance of just a few tens of meters, trees disappear as a life-form and are replaced by low shrubs, herbs, and grasses. This rapid zone of transition is called the upper timberline or tree line. In many semiarid areas there is also a lower timberline where the forest passes into steppe or desert at its lower edge, usually because of a lack of moisture.

　　Where is the lower timberline mentioned in paragraph 3 likely to be found?

　　In an area that has little water

　　In an area that has little sunlight

　　Above a transition area

　　On a mountain that has on upper timberline.