频度副词（ Adverbs of Frequency）属英语中时间副词（ Adverbs of Time）的一种。顾名思义，它表示动作发生的频率，按照频率从高到低的标准，可排列如下：

1. always总是，一直

The buses are always crowded during rush hours.

公共汽车在高峰时间总是很拥挤。

2. usually通常，平常

We usually eat out on Sundays.

星期天我们通常到外边吃饭。

3. often常常，经常

He is often late for school.

他经常上学迟到。

4. frequently屡次地，频繁地（比 often正式）

Buses run frequently from the city to the airport.

公共汽车频繁地从城市驶往机场。

5. sometimes有时

Sometimes he goes to school by bike and sometimes by bus.

有时候他骑自行车上学，有时候他乘公共汽车上学。

6. occasionally偶尔地，有时地

I occasionally go to the movies with her.

我偶尔和她去看电影。

7. seldom很少，不常

I have seldom met her recently.

最近我很少碰到她。

8. rarely很少，难得

He rarely goes out for dinner.

他很少在外面吃晚饭。

9. scarcely几乎不

They have scarcely gone out since the baby was born.

自从婴儿出生，他们几乎不外出。

10. never从不，一次也没有

He is never late for his appointments.

他赴约会从不迟。