... both theforms without contractions, and the forms with contractions. For example: She walks to work. Does she not walk to work? Doesn't she walk to work?3 ESSENTIAL EXERCISES FOR YOU ... correct forms of the bare infinitives, change the following affirmative statements into negative questions. Give both the forms without contractions and the forms with contractions. For example: ... he, ?, happy 1 ESSENTIAL EXERCISES FOR YOUEXERCISES for Chapter 5 : THE SIMPLE PAST1. Using the Simple Past tense, fill in the blanks with the correct forms of the verb to be. For example:...