形式主语不定式做主语后置空手捉不到鸟儿。
你记新英语单词感觉到轻松吗? 注：这是一个形式主语句型。
我们发现it它只是一种句中的形式主语,没有任何交流上的意义,相信我，这种现象不仅限于英语。
We realize that it is a kind of placeholder in the sentence that is not doing its job and believe me it's not just in English.
形式主语如今人们知道，如果食物中缺少了某些重要的成分，即使其中不含任何有害的物质，也会引起严重的疾病。
Nowadays, it is understood that a diet which contains nothing harmful may result in serious disease if certain important elements are missing.
在Theyliveinthecountry一句中，动词复数形式live与复数主语they一致。
In the sentence 'They live in the country', the plural form of the verb 'live' is in agreement with the plural subject 'they'.
在Tomlikesjazz一句中，动词单数形式likes与主语Tom一致。
In 'Tom likes jazz', the singular verb 'likes' agrees with the subject 'Tom'.
spoken是动词speak的过去分词形式，在句中作定语，修饰主语language,spoken 与 language有被动关系。该句可以理解为
汉语的受事主语句是话题的形式特征+T触发动词的域内论元移位的结果。
Chinese Patient-subject Sentences result from the movement of the verbal internal argument triggered by the formal feature + t of the topic.
中动态的和动词形式或动词语态有关的，这个动词的主语既是行为主体，又受行为所影响。
Of a verb form or voice in which the subject both performs and is affected by the action specified.
不定代词作主语，总与动词的单数形式搭配。
When an indefinite pronoun is the subject, it always takes a singular verb.
意义被动式运用多种表达形式，以主动的形式来表达被动的意义，在表达功能上，主要对主语起描述说明的作用。
As for the syntactic functional expressions, the notional passive is employed for the description of the subject in its sentence.
动词的单数形式总是和复合，复数的主语连用。
The singular form of the verb is always used with a compound or plural subject.
数的形式如果这种主语指的是一类人动词用复数如果指的是单个人或抽象概念，动词用单数。的是单个人或抽象概念动词用单数。
With such a subject, the choice between a plural or a singular verb depends on whether the adjective refers to a group of people or to a particular person or an abstract quality.
从形式上讲，包括名词主语、代词主语、小句作主语等等。
In the form, it includes subject noun, subject pronoun, subject clause and so on.
对于主语不能移出介词结构的“当”字句，要想产生经济形式，唯一一种有效途径就是将后一分句主语承前省略。
There is only one way to omit the Subject brought forward for the sentence which the Subject cannot move out.
（主语是单数形式，谓语也采取单数形式） 语法书帮助你学习语言的某些规则。
A grammar book helps you learn something about the rules of a language.
（主语是单数形式，谓语也采取单数形式） 语法书帮助你学习语言的某些规则。
A grammar book helps you learn something about the rules of a language.
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