英语频率副词的语法讲解

关于英语频率副词的语法讲解如下频率副词告诉我们某件事在以前，现在以及未来发生的频率，比如always、often、usually，这些都是频率副词，那么该怎么用呢?always：Peter is always getting into trouble.彼得总是遇到麻烦。

usually：They usually get their work done on time.他们通常按时完成工作。frequently：My sister frequently goes shopping in Seattle.我妹妹经常去西雅图购物。rarely：They rarely ask questions about the homework.关于家庭作业他们很少提问。频率由高到低：always：总是He always does his homework.他总是完成作业。usually：通常They usually complete the work on time.他们通常按时完成工作。often：经常I often watch movies online.我经常在网上看电影。sometimes：有时候Jack sometimes comes over for dinner.杰克有时会过来吃饭。occasionally：偶尔She occasionally asks a question.她偶尔会问一个问题。rarely：很少They rarely have any homework.他们很少有作业要做。never：从不I never complain at work.我在工作中从不抱怨。那么频率副词在句中应该放在什么位置呢?我们来看看下面的规则：如果句子中有一个动词(例如没有助动词)，我们通常将副词放在句子的中间，即在主语之后，动词之前：subject / adverb / verb / predicate主语/副词/动词/ 谓语Tom usually goes to work by car.汤姆经常开车去上班。Mary often asks me for help.玛丽经常请我帮忙。频率副词通常放在“be”动词之后：subject /be verb / adverb / predicate主语/be动词/副词/谓语Tom is often late.汤姆经常迟到。Anne isn't usually sick.安妮通常不怎么生病。Peter isn't always right.彼得并不总是对的。另外频度副词的特殊位置：表示次数的频度副词，如once, twice，可以放在动词后或句末；有的频度副词也可放在句首表示强调。如：The car broke down twice. Sometimes I go fishing with my dad.