The Subject In order to understand the basic structure of a sentence, it is imperative to understand the parts of a sentence. The in-depth analysis and explanation will be seen in further chapters. Here we will split all the parts one by one with their basic definitions and examples. Read carefully every part and try maximum practice to master. The subject of a sentence is one of the most important parts of a sentence. If it is not understood clearly, students usually don’t stop making mistakes. For your convenience, the term is defined and explained in different ways. Try to learn either all of them or one of them which makes you clear the concept. 1- The subject of a sentence is a word or a group of words referring a person, place, thing, or idea about which something is said in a sentence. 2- The subject of a sentence is the person, thing, place, or idea about which a statement is made or a question is asked. 3- The su...