Subject As A Part Of A Sentence

Definition

Subject is the doer. Subject produces a predicate. Subject creates a predicate. It is usually positioned in the beginning of a sentence. 

Subject can be a pronoun, noun or noun phrase.

Study this following examples:

• Noun, e.g. Linda is a good at drawing a picture. /Linda/ is a noun which is positioned as a subject.
• Pronoun, e.g. They drives a car fast. /They/ is a pronoun which is positioned as a subject. The pronoun /They/ is also called /subjective pronoun/. It is because it is placed as a subject.
• Noun phrase, e.g. A smart student got a prize. /A smart student/ is a noun phrase and it is positioned as a subject.