湖北省松滋市涴市镇初级中学九年级英语全册 Unit 6 When was it invented？Section A Grammar-4c课件.pptVIP

SectionAGrammar-4cUnit6WhenwasitWhenwasitinvented?invented?Review•Whenwas…invented?•Itwasinventedin…•Whatisitusedfor?•Itisus...