英语： Unit9 when was it invented period 课件（新 目标九年级） 【最新】九年级英语 Unit9 when was it invented period 课件 人教新 目标版 课件 Unit 9 when was it invented ? The seven period 【最新】九年级英语 Unit9 when was it invented period 课件 人教新 目标版 课件 Task I -words 【最新】九年级英语 Unit9 when was it invented period 课件 人教新 目标版 课件 New words1-10 1.rank顺序；级别 n 2.active活动的；积极的 adj 3.indoors在户内 adv 4.create创造；创作 v 5.wooden木制的 adj 6.knock敲；击；碰撞 v 7.knock into与 相撞 8.divide分开；划分 v 9.aim目标；目的 n 1o.basket篮；框 n 【最新】九年级英语 Unit9 when was it invented peri
