【语法整理】

动词

must 用作情态动词意思为“必须”。must 用于猜测，意思为“肯定”

例如：

You must hand in your homework on time.

You must help your father in the farm when it’s harvest time.

n order to take that job, you must have left another job...

为得到那份工作，你肯定已辞去了另一份工作。

In order to start reading this book you must have had some idea that the physical

symptoms you were experiencing were due to anxiety.

开始读这本书之前，你一定已经了解到：你身体的不适症状是源于焦虑。

The notebook must be yours, isn’t it? 这本书肯定是你的，对吗?

The light is on and he must be at home.

副词

possibly

Nothing can possibly excuse him for such rude behavior. 他这样粗鲁的行为，无论怎样都不能原谅。

代词

辨别下列几个代词的用法。 both 两者都，后面的谓语动词用复数; all 用于三者或三者以上，用动词复数; either 两者中任何一个，谓语动词用单数;neither 两者都不谓语动词用单数。

例如：Both of us are students. 我们两个都是学生。

Either of us is student. 我们两个中每个都是学生。

Neither of us is student. 我们两个中没有一个是学生。

All of us are students. 我们几个都是学生。