Complete the joke with the verbs in brackets in the correct form. An old gentleman wearing an expensive suit ... (to sit) on a bench in the park. He ... (to enjoy) a warm spring day. A little boy ... (to lie) on the green grass opposite him. The boy ... (to look) at the gentleman very attentively. «What is the matter, sonny?» asks the gentleman. «Why ... you ... (not to play) with other children?» «Don’t want to», the boy replies. «But why ... you ... (not to run) about?» insists the old gentleman. « I ... (just to wait)», answers the boy. «I ... (just to wait) till you get up. A man painted this bench twenty minutes ago».​