四川省成都市金堂县又新镇九年级英语全册Unit6Whenwasitinvented1导学案无答案新版人教新目标版通用

Unit6 When was it invented?Period 1 Section A(1a-1c)学习要点：通过学习句型When was it invented?来学习并掌握一般过去时态的被