新目标英语九年级unit2短语和重点句型
问题描述：
新目标英语九年级unit2短语和重点句型
答
九年级英语Unit21. used to do sth. 过去常常做某事 否定形式： didn’t use to do sth. / used not to do sth.如：He used to play football after school. 放学后他过去常常踢足球. Did he use to play footba...