简单句一共有五种基本结构。
谓语动词都是不及物动词(短语),即动词(短语)后都不带宾语,但是可以带状语。
I can swim.
Everything changes.
The plane has arrived.
由“主语 + 及物动词(短语)+ 宾语”构成。
I like English.
They are reading books.
He bought a computer last week.