语法树形结构图(总)

过去分词不定式

错误的同时，能让语言更加精炼，同时体现语法使用的多样性。

重

2.重点掌握如何迅速确定非谓语动词的考点，然后进行

was

.

He went to the U.S.A. not to study English but to study law and business.

It is no use crying over spilt milk.

You can’t avoid making mistakes when you learn new things.

They hope to find the buried treasure.

Doing exercises can keep us fit, make us energetic, and protect us against illness.

the shower or on the job, whether in a kitchen or on a tractor.

of reliance on traditional textbook, there is utilization of a host of media. (黄毅韬) It was our teachers who enlightened us in primary school; it is our teachers who are instructing us in our subjects in high school; still, it is our teachers who will guide

(注意时态）