scott doesn't work very long hours every day 主语是第三人称单数 谓语动词是实义动词 否定句变换需要加 doesn't后面加动词原形.有不明白的地方再问哟!更上一层楼!Iusuallygotobedat 9:30(用he代替I改句子）Sheusually has (lunchat twelve).(把打括号的句子部分提问）急急急！！！！！！参考答案：Heusuallygoestobedat 9:30Whattimedoes sheusually have lunch ?祝你学习进步，更上一层楼！(*^__^*). 望采纳！谢谢！