This document discusses connectors used to link words, phrases, sentences, and paragraphs to provide coherence. It provides examples of connectors of sequence and time, including first, second, third, finally, last, at first, then, afterwards, later, in the meantime, and meanwhile. These connectors are used to describe the benefits of owning a pet pig and the process of learning English from initially having trouble pronouncing words to later struggling with phrasal verbs and idioms while receiving help from a teacher.