精选优质文档-倾情为你奉上s Unit 9 Have you ever been to a museum 句型透视 （P65）你曾经去过科学博物馆吗？1. Have you ever been to a science museum? I have. 是的，去过。 Yes，) 用于现在完成时。ever用于疑问句、否定句1】ever 曾经 (【解析 Have you ever seen the film? No, never. ，和never(现在完成时二：表示曾经的经历或从未有过的经历或做过某事，常用ever 多用于疑问句或否定句中） have/has been to / have / has gone to / have/ has been in 辨析：【解析2】 现在已经回到原地。 地名 “曾经去过某地” , have/ has been to + ) (现在已经不在英国了 He has been to England twice他曾经去过英国两次。 （现在已经不在长城上） Have you e
