主谓短语也叫做独立主格、独立结构或独立主格结构。它的构成是： 名词/代词+动词 叫它短语而不是句子，因此，其中的动词必须用非谓语动词的形式，否则就是主谓句子了，这一点无疑是了解短语最重要的一点了。 那么最后的构成是这样的： 名词/代词+非谓语动词 1、名词/代词+现在分词 Mary coming back, they discussed it together. 如果不用主谓短语，就需要两个句子来表达同样一句话： Mary came back. They discussed it together. The train arriving at Platform 8 is the London. 如果不用主谓短语，就需要两个句子来表达同样一句话： The train arrived at Platform 8. The train is from London. 或者用定语从句来表达： The train which arrived at Platform 8 is the from London.
2、名词/代词+不定式 Lots of homework to do, the little boy had to stay home all day. No house to live in, the beggar had to sleep in the cave. I sent you 101 dollars today, the rest to follow in a year. 3、名词/代词+过去分词 The system used in this school is very successful. He lay on his back, his hands crossed under h
