Final answer:
An example of an activity or interest that starts with 't' is tennis. The sound [t] in English can be represented in various spellings, such as in button, a single in cat, or in different letter combinations like in debt.
Step-by-step explanation:
An activity or interest that begins with the letter 't' is tennis. Tennis is a sport that can be played individually against a single opponent or between two teams of two players each. It involves maneuvering a ball over a net in the play area and trying to score points against the opponent. Understanding the spelling of words associated with interests, such as tennis, is part of learning English language arts.
In the study of English, particularly when looking at phonics and spelling, the sound [t] can be represented in different ways. For instance, in some words, [t] is spelled as in kitten or button. Other times, it is spelled as a single as in cat or top. Additionally, there are words where [t] sounds are represented by unconventional letter combinations such as in debt, or in yacht.
Understanding these variations in spelling is crucial for students to grasp the nuances of the English language. It assists in their ability to read and spell words correctly, and to appreciate the differences in word formation, such as through the processes of simple addition, twinning, or assimilation which can result in a [t] sound being spelled with .