在SAT阅读汇中，作用题和假设题也是两种常见和重要的题型，因此下面百利天下小编为大家介绍的就是SAT阅读题型讲解-作用题和假设题，小伙伴们可以结合视频讲解更好的学习。
一.题课程目录
1. 作用题出题形式的及解题技巧
2. 作用题例题分类讲解讲解
3. 假设题出题形式和解题技巧
4. 假设题例题讲解
二.SAT阅读作用题
1. 作用题出题形式
The author uses the quotation in lines 5-6 primarily as a
The reference to ...serve to suggest the
Lines 31-40 serve primarily to
2. 作用题解题技巧
作用题考察的是考生是否能准确理解作者的写作意图。或者说作者描述一些细节是为了达到什么样的效果。
一般来说，作者所描述的细节是为了表明对于某个问题的立场,支持或是反对一个理论。
3. 作用题做题原则
(1) 定位细节,分析细节内容的隐含意义
(2) 定位细节附近的观点
(3) 仅根据定位内容做话题不相关排除
4.作用题例题讲解
SAMPLE 1
When frontier historians theorize about the
uprooted, the lawless, the purse less and the
socially cut-off who emigrated to the West, they
are not talking about people like my grandmother.
1. The narrator refers to "frontier historians41 (line 58) primarily in order to
A. add the weight of their authority to his assertion
B. show his respect for their research
C. suggest that instinct must be supplemented by formal training
D. introduce a viewpoint he contradicts
E. illustrate the nature of his own education
SAMPLE 2
Kings dreams of an America free from racial
discrimination arc still some 30 distance away, but
it is astounding how far the nation has come since
that hot August day in 1963. Segregation in the
South has been dismantled; there are no longer
Whites Only” signs; Segregationist governors
do not try to prevent Black children from entering
public schools.
2. Lines 31-34 (“Segregation in….. schools") serve primarily to
A. express ambitious hopes for the future
B. challenge the accuracy of historical accounts
C. provide a contrast with other cultures
D. illustrate a point with particular examples
E. defend a series of unusual occurrences
答案：D
三. SAT阅读假设题
1. SAT阅读假设题提问形式
假设题的标志词是assumption
(1) The author's remarks (lines 6-9) reveal the assumption that
(2) The author's explanation in line 45 rests on the assumption that
2. 假设题考查的要点
(1) 定位点句子的理解
(2) 建立在理解基础上的逻辑关系的推理
3.假设题说明
既然是问原文的一个假设,那么显然就是问原文能够成立的条件是怎样的。
比如问一个方法基于什么样的假设,意思 就是要问这个方法成立的前提条件是什么
具体的考法是：若B是原文,A是正确选项。A是B的假设就是说A成立就一定B成立。 也就是说由A—定能推出B，即正确选项一定能推出原文
更多内容查看点击：SAT阅读题型讲解-主旨题
4.假设题例题讲解
SAMPLE 1
To conduct some forms of sleep research, we have
to find o way to track sleepiness over the day
Some people might believe that measuring
sleepiness is a fairly trivial task. Couldn't you, for
instance, simply count the number of times a
person yawns during any given hour or so?
The question in lines 4-5 is based on which of the following assumptions?
A. direct observation is the only reliable method of conducting sleep research.
B. People will yawn most frequently in the moments before they fall asleep
C. There is a direct correlation between yawning and sleepiness
D. Yawning is a behavior over which individuals exert little conscious control.
E. Conducting sleep research is a time-consuming process.
答案：C
更多内容查看点击：SAT阅读整体介绍
以上就是小编为大家介绍的SAT阅读题型讲解-作用题和假设题的全部内容，希望大家通过学习能够对SAT阅读中这类题型解答有更好的掌握。
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