subject of a sentence

What can act as the subject of a sentence ?

什么成分可以充当句子的主语？

The subject of a sentence and its verb must agree in number .

句子的主语和动词的数必须一致。

In english , a clause acting as the subject of a sentence counts as singular .

在英语中，一个从句在句子中用作主语时作单数看待。

It is an thorny problem how to choose proper words as the subject of a sentence in Chinese-English translation .

在汉英翻译过程中，怎样选择适当的词语作句子的主语往往是一个棘手的问题。

Whether is also used when the clause it begins is the subject of a sentence whether To proceed toward ( a main topic ) with preliminary remarks .

还可用以引导主语从句用前言引入（一主要话题）

Used as the subject or complement of a sentence

用作句子的主语或补语

An equating verb ( such as ` be ' or ` become ' ) that links the subject with the complement of a sentence .

同主语相连作句子补语等同动词（比如‘be’或‘become’）。