简单句的核心 （ 谓语动词的变化）

简单句的核心成分的变化：

一、谓语动词的变化

谓语动词至关重要，长难句中确定谓语动词方能分析清楚。

动词的三态一否：无能怎么变，只能算着一个整体谓语。

1）动词的时态。（最重要的一种）每个句子都涉及到。

a、时间维度：过去 现在 将来 过去将来

b、状态维度：一般 进行 完成 完成进行

维度过去现在将来过去将来

一般

重点重点重点重点进行重点重点完全不用考虑完成重点重点完全不用考虑完成进行完全不用考虑

时态是通过谓语动词变化得来。

（1）一般过去时：表示过去的事。

谓语动词 = did （was/were) 用动词过去式。

Last year Japan experienced 2,125 incidents of school violence ......

... this city was one of the largest human settlements in the world.

（2）一般现在时：表示现在的事。

谓语动词 =do / does 用动词原型。

1）表示现在的状态。

So far the results are inconclusive.

2）表示现在经常性、习惯性的事情。

But most law graduates never get a big-film job.

Archaeologists commonly use computers to map sites and the landscapes around sites.

Today it makes almost no difference.

Pearson also predicts a breakthrough in computer-human links.

可数名词的单数表第三人称。

（3）一般将来时：表示的是现在的将来。

谓语动词 = will + do 或 am/is/are going to + do

We will have a less civil society.

I don"t know if other clients are going to abandon me, too...

... the problems will be different.

Clearly, only the biggest and most flexible television companies are going to be able to compete in such a rich and hotly-contested market.

（4）过去将来时：表示的是过去的将来。

谓语动词：would + do 或 was/were going to + do

They gave justices permanent positions so they would be free to upset those in power...

... it simply didn"t foresee what would happen next.

For a while it looked as though the making of semiconductors... was going to be the next casualty.

用法：没有特殊的强调，就说该事情就发生在该时间段。

（5）过去进行时：过去某个时候正在进行或者持续进行。

谓语动词 = was/were doing

He was searching for tiny engraved seals...

Within two weeks,he was talking for the first time with the board of Hartford Financial Services Group...

（6）现在进行时：现在正在进行或者保持。

谓语动词 = an/is/are doing

Home prices are holding steady in most regions.

Every cat with an owner... is running a small-scale study in operant conditioning.

（7）将来进行时（近十年几乎没有出现过）

will/shall be doing

shall 只用于第一人称。