how是一个特殊疑问词，意思是“怎么样”，他还可以与其他词一起构成特殊疑问词组，一下是总结的用法：

1.问天气

—How is the weather?（=what’s the weather like?）

—It’s cloudy.

天气怎么样？多云。

2.问交通方式

—How do you go to school?

—By bike.

你怎样去上学? 骑车。

3.问做某事的方式

—How do you improve your English?

—By reading every day.

你怎样提高英语水平？

通过每天阅读。

4.问年龄

How old is she? She is19 years old

她多大岁数？19了。

5.问频率

How often

How often do I take the medicine?

Three times a day.

我多长时间吃一次药？一日三次

6.问长度（即可以指时间，又可指距离）

How long have you stayed here?

For a week.

你在这呆多久了？一周了

How long is the bridge?

It’s over100 metres.

这座桥多长？100多米。

7.How soon

问多久以后

How soon will you be back?

In 2 days.

你再过多久回来？两天后.

8.问数量

How many/much

How many pens are there?（后跟可数名词复数）

How much water is there?（后跟不可数名词）

9.问价格

How much is the book?

10.提建议

How about=what about

Tomorrow is Sunday.How about playing football?

明天周日，去踢球怎么样？

11.How tall/ high问高度

How tall is the tree?

***其中 how often ， how soon，how long是同学们经常混淆的用法，通常放在单选或完形填空中，应着重理解把握。

例题：—_______can you get to the airport?

—In about 30 minutes. I’m on the way.

A.How soon B.How long

C.How much D.How often

正确答案：A

你再过多久到机场？30分钟后，我正在路上呢。