A regular verb is one that conforms to the rules of grammar, whereas an irregular verb is one that does not. Keep in mind that each sentence you write will need to have agreement between its subject ...

What is it about the subjunctive form that makes both native and nonnative users of English intimidated and prone to error ...

The verb in a sentence is the word that shows action or being. The subject of a sentence is the person or thing that's doing the action, or being something. When the subject of a sentence is ...