作业帮He running fast是什么结构?主谓宾?主系表?还是其他什么?
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He running fast是什么结构?主谓宾?主系表?还是其他什么?
He running fast是什么结构?主谓宾?主系表?还是其他什么?
He running fast是什么结构?主谓宾?主系表?还是其他什么?
是主谓---基本句型
He(主语） is running（谓语）fast(状语）.
少了助动词 He -is- running fast
这句话本身就有问题，动词ING形式不能作谓语。正确的是He runs fast .或He ran fast 或 He is running fast 。 是主谓结构（ 没有宾语）
这是一句独立主格结构，现在分词有时可以有自己的独立逻辑主语，这种主语通常是名词或代词的主格，置于现在分词之前，二者构成一种分词的独立结构。现在分词的独立结构常常作状语，置于句首、句末或句中，如：
The dark clouds having dispersed, the sun shone again.
My father being sick, I had no choice b...
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这是一句独立主格结构，现在分词有时可以有自己的独立逻辑主语，这种主语通常是名词或代词的主格，置于现在分词之前，二者构成一种分词的独立结构。现在分词的独立结构常常作状语，置于句首、句末或句中，如：
The dark clouds having dispersed, the sun shone again.
My father being sick, I had no choice but to give up university.
Weather permitting, we'll have the match tomorrow.
Their room was on the third floor, its window overlooking the sports ground.
Only three fissile substances are known at present, these being uranium 235, uranium 233 and plutonium.
It being Sunday, we had a picnic in the suburbs.
现在分词独立结构之前可以用介系词with，带with的独立分词结构比较口语化。
With Mr. Ade taking the lead, they decided to set up a trading company.
介系词without也可以引导现在分词独立结构。
The war was over, without a shot being fired.
希望我能帮助你解疑释惑。
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你好。比如说：
在He running fast，I couldn't keep up with him.中，是独立主格结构，强调原因或者时间。running fast 与can't keep up同时发生。
==As he was running fast, I couldn't keep up with him.