1. De acordo com o estudo do simple present, coloque as frases a seguir na forma negativa. a. My friend lives in Dublin __ b. He is a doctor __ c. My brother likes his work __ d. I often have to work on Saturday __

a. My friend does not live in Dublin.<br />b. He is not a doctor.<br />c. My brother does not like his work.<br />d. I do not often have to work on Saturday.<br /><br />Explicação: Para formar a negativa no Simple Present, adicionamos "do not" ou "does not" antes do verbo principal. "Do not" é usado com todos os sujeitos, exceto o terceira pessoa do singular (he, she, it), que usa "does not".