(Theme) [was destroyed by the storm.] (Rheme)

In linguistics, a system refers to a set of choices. When we speak or write, we aren't just following rules; we are making selections from different systems—like definiteness —to convey a specific message.

Does the listener already know exactly which specific entity is being referred to? ( the book vs. a book )

For language teachers interested in exploring grammatical systems in more depth, here are some recommended resources:

: For all exercises within the text.

Understanding the systems is only half the battle; the other half is knowing how to teach them. Different methods prioritize different aspects of these systems:

Semantics is the study of meaning in language. It examines how words, phrases, and sentences convey meaning and how context influences interpretation. In English, semantics is complex, with many words having multiple meanings and connotations.

Traditional grammar teaching often presents language as a linear list: first the present simple, then the past simple, then the future, then modals, then passives. This is a . A systems approach , by contrast, treats grammar as a set of interconnected choices that a speaker/writer makes to convey meaning.