新SAT语法考试中标点符号部分重点考察六大方面，常考的标点符号涉及逗号、分号、冒号、撇号和破折号几种标点的用法。因此下面小编为大家介绍的就是新SAT语法标点符号考察之冒号详解的内容，希望对大家有帮助。
一.冒号的定义
colon：a punctuation mark; used chiefly to direct attention to matter (as a list, explanation, quotation, or amplification) that follows.引出下文的解释说明或者要引用的内容。
更多内容查看点击：新SAT语法标点符号之逗号详解
二.冒号用法
冒号后面既可以是完整句，也可以是不完整的。
(1)What follows a colon may be a clause. (冒号后的内容通常对前面的句子起解释说明作用)
e.g. He is a great athlete: he plays soccer, baseball and basketball.
(2)or a group of words that cannot stand by themselves.
e.g. He plays many sports: soccer, baseball and basketball.
注意：冒号后的从句的常见功能是：进一步解释说明主句。
更多内容查看点击：新SAT语法平行结构考察和例题详解
例题详解：
例题1：
It took me by surprise, then, when my favorite exhibit at the museum was one of it’s tiniest; the Thorne Miniature Rooms.
A) NO CHANGE
B) its tiniest;
C) its tiniest:
D) it’s tiniest,
答案：C
解析：根据语意，很明显“the Thorne Miniature Rooms”是在说明“the tiniest”的是哪个，符合冒号最常见的用法一解释说明。此用法为最常见考点。
例题2：
The summer of 2012 was the warmest in 170 years, records show. But Jason [15] Box, an associate professor of geology at Ohio State believes that another factor added to the early [16] thaw; the “dark snow”
[16]
A) NO CHANGE
B) thaw; and it was
C) thaw:
D) thaw: being
答案：C
解析:because the colon signals that the other factor that contributed to the early thaw is about to be provided.
因为thaw“消融”后面的the “dark snow”是对前面another factor“另一种因素的”的解释说明，这种“dark snow”就是另一种因素。
更多内容查看点击：新SAT语法标点符号考察之分号详解
以上就是小编为大家介绍的新SAT语法标点符号之逗号详解的全部内容，希望大家通过上面的了解能够更好的掌握这种题型，最后希望大家都能取得理想的成绩。
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