八年级上英语人教版7-12单元的复习要点(包括短语,重点句形)

Unit One 1. How often do you exercise ? → How often + 助动词do(does或did) + 主语 + do sth. ? 疑问词how often是问频率(多经常), 在这里助动词do(does或did) 是起帮助构成疑问的作用 Every day / Once a week ...