 These 21 short videos will help you quickly see and understand the relationships and patterns between various types of irregular verbs so that you can use them properly. Verbs Like Cell This video will help you see relationships among various types of irregular verbs in English. The key to understanding irregular verbs is to look for and notice the patterns. Verbs Like Cell With some, but not all, verbs like cell, the past and past participle forms are changed to old. Let's look at some examples. Cell, sold, sold, tell, told, told. Now not all of these follow the same pattern. For example, smell follows the regular pattern with the ed ending, smell, smelled, smelled. The same goes for yell, yell, yelled, yelled. And quell, quell, quelled, quelled.