四川省成都市金堂县又新镇九年级英语全册Unit6Whenwasitinvented5导学案无答案新版人教新目标版2

Unit 6 When was it inventedPeriod 5 Section B 1a-1e学习要点：1.掌握重点单词和短语：crispy, salty, sour, customer, b