Practice with presuppositions: Do Exercise 21, examples c through g at the end of Chapter 4.
More Practice with situational and conversational implicatures: Do Exercise 24, examples e, f, and g and Exercise 25, examples c, d, e, f, and g at the end of Chaper 4.
Practice with performative verbs and performative uttereances: Do Exercise 17 at the end of Chapter 4
What is the locutionary act associated with saying "Do you really like that red shirt better than the blue one?" and what might be the illocutionary act when someone says that to a friend who is shopping for a new shirt?