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频度副词的位置.doc

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英语中回答"经常与否"的副词称为频度副词(Adverbs of Frequency) 频度副词主要有: always,usually,sometimes,occasionally,seldom,never,generally,frequently,hardly,ever,never,rarely, constantly,continually,scarcely 等 频度副词有的表示动作的经常性或事物的经常状态,有的表示动作的不规则的反复频度副词在句子中的位置常常因谓语动词的不同而变化其基本规律如下: 1.当句子的谓语动词是行为动词时,频度副词一般放在谓语动词之前例如: I hardly ever heard her singing.我几乎从未听她唱过歌 2.有时为了达到对比或强调的目的,频度副词也可以放在句首例如: Sometimes he goes to school by bus and sometimes he cycles to school.有时他乘车去上学,有时骑车去上学 3.never,seldom,rarely,scarcely 这类表示否定意义的频度副词置于句首时,句子要倒装。

例如: Never in my life have I heard or seen such a thing. 有生以来我从未听到过或见到过这种事情 4.often 在被very 或者quite 修饰时,要放在句末例如: I didn't write to my mother very often. 我不常给母亲写信 但有时为了行文流畅或特别强调,quite often 和very often 也可以放在句首例如: Very often the wind was too strong for us to go out. 经常由于风太大我们不能出去 5.当句子里有情态动词或助动词时,频度副词要放在这类动词的后面例如: This job will never be finished.这项工作永远也完不成了 I do not often have headache.我不常头痛 但是,当这些情态动词、助动词需要强调时,频度副词要放在它们之前,朗读时要重读情态动词及助动词例如: They always can find time for English. 他们总能找到时间学习英语can 应读强式[k n]) -Why don't you stop smoking? -你为什么不戒烟? -But I never have smoked. -我从来也不吸烟。

have要读强式[h v]) 6.have to 表示客观需要的"不得不"时,虽相当于情态动词,但频度副词要放在它之前例如: I often have to get up at five. 我经常得五点钟起床 7.当句子中有used to 这个"临界性情态动词"时,频度副词既可以在其前也可以在其后例如: We always used to go to the seaside in May. We used to always go to th 托福(toefl)语法技巧:频度副词a)always,continually,frequently,occasionally,often,once,twice,periodically,repeatedly,sometimes,usually等(b)ever,hardly ever,never,rarely,scarcely ever,seldom等A 以上两组副词通常用在下列位置:  1 动词be的一般现在时后面:  He is always in time for meals.  他总是赶得上吃饭  2 放在其他动词的一般现在时前面:  They sometimes stay up all night.  他们有时整夜不睡。

  3 动词如是复合时态并由一个以上动词构成时,这类副词放在第一个助动词后面;如果动词是疑问式,则放在助动词+主语之后:  He can never understand.  他永远也不会明白的  You have often been told not to do that.  多次告诫过你别干那事  Have you ever ridden a camel?  你骑过骆驼吗?  特殊情况  (a)这类副词放在used to和have to的前面:  You hardly ever have to remind him;he always remembers.  你根本不用提醒他;他总是记得的  (b)如在补充陈述或答话中单独使用助动词,频度副词常放在这类动词之前:  —Can you park your car near the shops?  —Yes,I usually can.  —你可以在商店附近停车吗?  —是的,通常可以  I know I should take exercise,but I never do.  我知道我应该进行体育锻炼,但我从来没这样做过如助动词应重读时,频度副词也常放在助动词之前:  I never′can remember.  我永远也记不住。

  She hardly ever′has met him.  她几乎从来没有遇见过他  当do用于表示强调时,也是如此:  I always′do arrive in time!  我总是及时到达的!  也可以用重读的频度副词来表示强调,这时频度副词仍放在助动词后面:  You should′always check your oil before starting.  每次开车启动前你必须检查一下油量     上述(a)组副词也可放在句首或句末  例外情况  除在祈使句中外,always通常放在句末,很少置于句首often如果放在句末,通常需要加修饰语very或quite:  Often he walked.  他过去经常步行  He walked quite often.  (译文同上  上述(b)组副词如hardly ever,never,rarely等(但不包括单独使用的ever)也可放在句首,但这时必需倒装后面的主要动词:  Hardly/Scarcely ever did they manage to meet unobserved.  他们会面时很少不被人看到  hardly/scarcely ever,never,rarely和seldom不能与否定动词连用。

  never,ever  never主要与肯定动词连用而不与否定动词连用一般情况下它意为“从未有过”:  He never saw her again  他从没有再见到过她  I’ve never eaten snails.  我从没吃过蜗牛  They never eat meat.  他们从来不吃猪肉习惯)  I’ve never had a better flight.  我从来没有过这么舒适的飞行  never+肯定动词有时可以替代一个普通的否定动词:  I waited but he never turned up.  我等着,可他根本没有来  never+疑问动词可表示说话人对于未能做到某事而感到惊讶:  Has he never been to Japan?I’m surprised,because his wife is Japanese .  他从没去过日本吗?我感到很惊讶,因为他妻子是日本人  ever意为“在任何时间”,主要用于疑问句中:  —Has he ever marched in a demonstration?  —No,he never has.  —他参加过示威游行吗?  —没有,他从没有。

  ever可与否定动词连用,特别是在与复合时态连用时,可代替never+肯定动词:  I havent ever eaten snails.  我从没吃过蜗牛  ever的这种用法在一般现在时中不常见  ever+肯定动词可以用于比较中,也可以和表示假定和怀疑的词连用  I don’t suppose he ever writes to his mother.  我想他没有给他母亲写过信。

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