句子有错,应该是：Do your parents go to work by bus 肯定回答：Yes,they do. 否定回答：No,they don't. 再问： 他是问，你的爸妈去上班是坐公共汽车吗？ 答句应该是 No,my parents go to work接同类词 Yes, my parents go to work by bus 再答： Yes, my parents go to work by bus. No, my parents don't go to work by bus.
