有些语言,“Be”除了原形的“be”之外,还有另外七种形式：am,is,are,been,being,was,were.在句子中,“be”可以是主动词(The Principal Verb)或助动词(The Auxiliary Verb)
the toy poodle the tra orter the trachea and proxi the traditional custo the traffic was bad the tragedy of asem the tragical history the tragicomical hist the train left the training curricul the training staff the transaction value the transitional peri the transparent skull the traveling compa...
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is are 是系动词里的be动词 be动词有is are am 然后还有时态的变化 系动词亦称连系动词（Link Verb），作为系动词，它本身有词义，但不能单独用作谓语，后边必须跟表语（亦称补语），构成系表结构说明主语的状况、性质、特征等情况。说明：有些系动词又是实义动词，该动词表达实义时，有词义，可...
动词is 是系词 (英语叫 linking verb),系词的规则是要和前面的名词一致,因此在有些情况下可接复数单词,比如:Joe's favorite dessert is blueberry muffins.(句子和 Blueberry muffins are Joe's favorite dessert.一样)Beijing's biggest traffic problem is cars that do not obey traffic rules.(= Cars th...
Weought topay more attention to traffic while driving through the city. (modal auxiliary verb) Stative Verb Meaning and Examples Stative verbs express a state or condition, such as an opinion, rather than an action. They are used in a sentence to provide abstract concepts such as: ...
is用于他她它，is用于单数或不可数名词之后。are用于复数，用于他们、她们、它们。即不可数名词用is，可数名词复数用are。1、is是be 的第三人称单数现在时形式，常放在其他词后缩写为 -’s。are是系动词be的现在时、用于第二人称或复数。造句：This man is an animal, a beast.这人是个畜生，是...
6. One of the most effective ways to generate traffic is through a list of subscribers.其中最有效的方法产生的交通是通过名单订户。7.7. You have to look into several ways on how to generate free traffic through the web.你必须考虑几个方面就如何生成免费交通网络。8.8. In fact, by diverting...
3. Units of measure, such as distances, periods of time, and amounts of money, need a singular verb. Examples: Forty minutesisa long time to sit in traffic. One million dollarsisa lot of money. Twenty-six milesisa long distance to race. ...
在句子中,“be”可以是主动词(The Principal Verb)或助动词(The Auxiliary Verb).【当主动词时,“be”在性质上属于接系动词(The Linking Verb),后面要有名词、形容词、地方副词或短语作补足语(The Complement).例如:1.The man is a science teacher.2.Mary's new dresses are colourful.3.I have been ...