导读：英语语法的掌握是英语能力的基本功，而目前中国学生英语语法的学习效果并不令人乐观。改进教学方法，加强文化对比，注重正负迁移的影响，是改善英语语法教学的重要途径。在高中英语学习中，语法的重要性不言而喻。长沙新东方高考频道为同学们整理了-ing形式"独立主格结构"这一部分知识点，一起来学习吧!

　　动词的-ing形式作状语时，其逻辑主语一般应与句子的主语保持一致。

　　Being ill, he went home.

　　由于生病,他回家了。(= As he was very ill, he went home.)

　　Seating himself at the desk, he began to read a magazine.

　　在课桌旁坐好后，他开始看杂志。(= When he had seated himself at the desk, he began to read a magazine.)

　　1.表示时间的-ing形式作"独立主格结构"

　　Everyone being ready, the teacher began his class.

　　每个人都准备好后，老师开始上课。(相当于一个时间状语从句When everyone was

　　ready)

　　The chairman began the meeting , everyone being seated.

　　每个人坐好后，主席开始开会。(相当于一个时间状语从句after everyone was seated)

　　2.表示原因的-ing形式作"独立主格结构"

　　The boy leading the way, we had no trouble finding the strange cave.由那个男孩带路，我们没有困难就找到了那奇怪的洞。(相当于一个原因状语从句Because the boy led the way)

　　Many eyes watching him, he felt a bit nervous.许多眼睛看着他，他感到有点儿紧张。(相当于一个原因状语从句As many eyes were watching him)

　　必背：

　　含有being的独立主格结构。

　　It being National Day today，the streets are very crowded.今天是国庆节,街上很拥挤。

　　= As it is National Day today, the streets are very crowded.

　　There being no further business to discuss, we all went home.没有别的事可讨论，我们都回家了。

　　= As there was no further business to discuss, we all went home.

　　3.表示条件的-ing形式作"独立主格结构"

　　Time permitting, we will have a picnic next week.

　　时间允许的话，我们下星期将进行一次野炊。(相当于一个条件状语从句If time

　　permits)

　　My health allowing, I will work far into the night.

　　我的健康许可的话，我愿工作到深夜。(相当于一个条件状语从句If my health allows)

　　4.表示方式的-ing形式作"独立主格结构"

　　The students are walking in the school happily, each wearing a card in front of his chest.

　　学生们快乐地在学校里走着，每个人胸前都带着一张卡。(相当于一个并列分句and each wears a card in front of his chest)

　　The boy lay on the grass, his eyes looking at the sky.

　　男孩躺在草地上，眼睛看着天空。(相当于一个并列分句and his eyes were looking at the sky)

　　延伸阅读：

　　2019高考英语专项大作战

　　2019高考英语语法：动词的-ed形式的特征

　　2019高考英语语法：动词的-ed形式作表语

　　2019高考英语语法：动词的-ed形式作宾语补足语

　　2019高考英语语法：动词的-ed形式作定语

　　2019高考英语语法：动词的-ed其他表示用法

　　2019高考英语语法：非谓语动词独立主格结构

　　2019高考英语语法：不定式“独立主格结构”