把握使用频率,准确使用频度副词
把握使用频率,准确使用频度副词
频度副词是英语中表示动作发生频率的重要词汇,掌握其使用规则对于提高英语表达能力至关重要。本文将从定义、频率范围和具体用法三个方面,详细解析频度副词的使用方法,帮助读者更好地理解和运用这些词汇。
一、定义
用来表示动作发生频率的词叫频度副词,常见的频度副词有 usually /sometimes/ always 等,这些词在程度上有区别。
二、频率范围
频度副词的频率范围可以用以下这个表来概括:
频率 | 确定频度副词 | 模糊频度副词 |
---|---|---|
100% | every second | always |
▲ | hourly | usually |
▲ | daily | normally |
▲ | weekly | often |
▲ | monthly | sometimes |
▲ | quarterly | occasionally/infrequently/seldom |
▲ | yearly | rarely/hardly ever |
0% | never | never |
三、用法
1. 修饰动词
A. 位置
频度副词在句子中的位置有以下几种情况:
- 一般放在实义动词之前,系动词、第一助动词或情态动词之后,例如:
实义动词前面:
- We usually go to the movies on Sundays.(我们通常在星期天去看电影。)
- Bethany always runs late for work in the morning.(贝萨尼早上上班总是迟到。)
- I never get what I want!(我永远得不到我想要的!)
- We seldom see her anymore.(我们很少再见到她了。)
系动词、第一助动词或情态动词之后:
- That is often the case.(情况往往如此。)
- This class is always a bore!(这门课总是很无聊!)
- She was never very friendly.(她从来都不是很友好。)
- I have rarely seen the sun rise.(我很少看到太阳升起。)
- She will occasionally go for walks alone.(她偶尔会独自去散步。)
- You can seldom see very far because of the fog.(因为有雾,你看不到很远的地方。)
如果有两个助动词,频度副词通常放在第一个助动词后面。如:
- I will never be an actor!(我永远不会成为演员!)
- We have never been invited to one of their parties.(他们聚会,一次也没邀请过我们。)
- She must sometimes have wanted to run away.(她有时候一定想到过要逃走。)
为了表示强调,频度副词有时也可位于动词 be 态动词之前,例如:
- I never was fond of his writing.(我从不喜欢他的写作。)
解析:虽然频度副词 never 放在 be 动词之前,但实际上它修饰的还是形容词 fond.
- She always was late.(她老是迟到。)
- You occasionally are a nit-picker.(你偶尔会挑三拣四。)
解析:此句中频度副词 occasionally 修饰的是 be 动词。
在简略答语中,当频度副词与动词 be、助动词或情态动词位于句末时,频度副词必须前置,例如:
—Philip is late again.(菲利普又迟到了。)
—Yes, he always is.(是的,他总是迟到。)
— Can you park your car near the shops?(你可以在商店附近停车吗?)
—Yes. I usually can.(是的,通常可以。)
有些频度副词如:usually, sometimes, normally, occasionally, often 和 frequently 还可以放在句首或句尾,而且出现在句首时,通常但并不总是以逗号隔开,例如:
句尾:
- He travels to Europe frequently.(他经常去欧洲旅行。)
- We’ve been there quite often.(我们经常去那里。)
- He comes up to visit sometimes.(他有时来拜访。)
句首:
- Usually, the work is boring.(通常这项工作枯燥乏味。)
- Occasionally I have to go and ask the boss for a rise.(有时我不得不找老板要求加薪。)
除非是为了强调,否则有些频度副词如:always, seldom, rarely, hardly ever 和 never 不出现在句首, 但它们也可以出现在一个句子或是从句的后面,例如:
- We go out very seldom.(我们绝少外出。)
- I’ll love you always.(我将永远爱你。)
当频度副词放在句首表示强调时,句子的结构就发生变化了,变成部分倒装,例如:
- Never have I felt so insulted!(我从未感到如此的侮辱!)
- Rarely does she leave the house unattended.(她很少会让房子无人看管。)
- Seldom has there been such a happy meeting.(过去很少有过这样愉快的会议。)
B. 时态
频度副词经常用于一般现在时,用来谈论习惯、一般情况和时间表,但它们也可以用于其他时态,例如:
一般过去时:
- She often traveled when she lived in Spain.(她住在西班牙时经常旅行。)
现在完成时:
- I have never witnessed such a wonder child as he.(我从来没有见过像他那样的神童。)
2. 修饰形容词
频度副词还可以修饰形容词,此时放在系动词之后,例如:
- I am always late for work.(我上班总是迟到。)
- The dog is rarely quiet.(这条狗很少安静。)
- The trains are occasionally late, but they are generally on time.(火车偶尔晚点,但基本上是准时的。)
- She is often alone, but I don’t think she minds.(她经常一个人,但我想她不介意。)