Usage of 'used to' and 'would' for past actions and habits

This chapter discusses the usage of 'used to' and 'would' to talk about past actions and habits, emphasizing that they are followed by an infinitive without 'to' for all persons. It also explains the differences between the contraction of 'would' to 'we'd' and the absence of a contraction for 'used to'. The chapter covers the usage of 'used to' to describe past states or situations and how 'would' is not used in this way, providing examples and explanations for questions, negatives, and positive sentences. It concludes with a quiz to test the listener's understanding.