云南省丽江市永北镇中学八年级英语下册《Unit 9 have you ever been to an amusement par1 Period 3》教案 人教新目标版

unit 9 have you ever been to an amusementTeaching goals :掌握如何表达现在完成时。对比现在完成时，一般过去时和现在进行时表将来的用法。描述某人曾