4、_________________________________________20.(5分)(每处不超过20个字)① ② ③ 21.(6分)24.写作(40分)收集于网络,如有侵权请联系管理员删除__________________________________________________500600700800850900收集于网络,如有侵权请联系管理员删除__________________________________________________925九年级英语Unit1Howdoyoustudyf