九年级英语全册Unit6Whenwasitinvented重点总结短语+句型+作文素材新版人教新目标版
Unit 6 When was it invented?一.重点短语 1.by accident偶然;意外地 by mistake 错误地;无意中 2.divide …into把…分成… 3.tak
九年级英语全册Unit6Whenwasitinvented重点总结短语+句型+作文素材新版人教新目标版