The document describes examples of affirmative, negative, yes/no and wh- questions using the verbs "buy", "catch", and "choose". For each verb, it provides an affirmative sentence, a negative sentence, a yes/no question, and a wh- question. It then tests the user by having them fill in the blanks to complete sentences using the correct form of the verb based on if it is affirmative, negative, yes/no or wh-question. It scores the user's answers and provides feedback on the number of correct answers.