一般来讲，SAT成绩是进入美国排名前50的学校所必须要准备的，而且很多学校是有单项的分数要求的。对于基础功扎实的中国同学来说，SAT语法是最容易突破的部分。下面无忧小编为大家搜集整理了SAT语法中逻辑主语问题的常见形式的详细介绍，希望能够帮助各位同学更好地备考SAT语法考试。

　　SAT语法考试中逻辑主语问题的常见形式有4种，包括：句子以现在分词开始、句子以过去分词开始、句子以介词加分词开始以及句子以连词加分词或形容词开始。

　　SAT语法中逻辑主语问题的常见形式：

　　逻辑主语问题的常见形式有下列几种：

　　1. 句子以现在分词开始

　　例如，

　　Lacking good instruction, my mistakes in creating a graph to illustrate historical trends were numerous. ( 句子以现在分词lacking开始)

　　(A) my mistakes in creating a graph to illustrate historical trends were numerous

　　(B) I made numerous mistakes in creating a graph to illustrate historical trends

　　(C) there were numerous mistakes in the graph I created to illustrate historical trends

　　(D) I created a graph to illustrate historical trends with numerous mistakes

　　(E) The graph I made for illustrating historical trends had numerous mistakes

　　2. 句子以介词加分词开始

　　例如，

　　By simply entering an internet website or calling a toll-free number, a catalog order can be placed for almost anything from cheesecakes to fully equipped desktop computers. (句子以介词by加分词entering…or calling…开始)

　　(A) a catalog order can be placed

　　(B) by placing a catalog order

　　(C) they will place your catalog order

　　(D) you can place a catalog order

　　(E) your catalog order can be placed

　　3. 句子以连词加分词或形容词开始

　　例如，

　　While driving down the road, the house with the large yard and small pond attracted the family’s attention. (句子以连词while加分词driving down…开始)

　　(A) the house with the large yard and small pond attracted the family’s attention

　　(B) the house having the large yard and a small pond attracted the attention of the family

　　(C) the house with the yard and small pond was attractive to the family’s attention

　　(D) the family’s attention was attracted by the house with the large yard and small pond

　　(E) the family was attracted to the house with the large yard and small pond

　　4. 句子以过去分词开始

　　例如，

　　Carried by the strong, dry winds of the stratosphere, the 1980 eruption of Mount Saint Helens caused dust that crossed the United States in three days and circled the globe in two weeks. (句子以过去分词carried开始)

　　(A) the 1980 eruption of Mount Saint Helens caused dust that

　　(B) Mount Saint Helens’ eruption in 1980 caused dust that

　　(C) dust from the 1980 eruption of Mount Saint Helens

　　(D) dust from the 1980 eruption of Mount Saint Helens that

　　(E) there was dust from the 1980 eruption of Mount Saint Helens and it

　　以上就是无忧小编对SAT语法中逻辑主语问题的常见形式的讲解，希望同学们通过阅读，对SAT语法考试成绩提升有一定的帮助。如果同学们在备考中遇到其他问题，可以致电无忧在线留学专家。