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hunter-课文B段",94,{"id":415,"title":416,"description":416,"order":417,"type":46,"hasMedia":47},"vh6ewqroa96tosc1vtm60i0d","Unit 9-Unusual job -9A Meet the meteorite hunter-课文C段",95,{"id":419,"title":420,"description":420,"order":421,"type":46,"hasMedia":47},"fpxjefq91uq2qy05iqj9b2sb","Unit 9-Unusual job -9A Meet the meteorite hunter-课文D段",96,{"id":423,"title":424,"description":424,"order":425,"type":46,"hasMedia":47},"jaiob7cnycgqhlo3j5idmbr8","Unit 9-Unusual job -9B smokejumers-课文A 段",98,{"id":427,"title":428,"description":428,"order":429,"type":46,"hasMedia":47},"od9spe2dnohtaazdjqm1g4cu","Unit 9-Unusual job -9B smokejumers-课文B 段",99,{"id":431,"title":432,"description":432,"order":433,"type":46,"hasMedia":47},"ipde22d40z980n4dfk1ixog2","Unit 9-Unusual job -9B smokejumers-课文C 段",100,{"id":435,"title":436,"description":436,"order":437,"type":46,"hasMedia":47},"qxb0sf1ov5vvglm03ofb6y3m","Unit 9-Unusual job -9B smokejumers-课文D 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课文A段",109,{"id":463,"title":464,"description":464,"order":465,"type":46,"hasMedia":47},"oar534f7l29ujskgpy1c450w","Unit 10-uncovering the past 10B -wonders of egypt 课文B段",110,{"id":467,"title":468,"description":468,"order":469,"type":46,"hasMedia":47},"v22ebig97emh0twavsnvizvx","Unit 10-uncovering the past 10B -wonders of egypt 课文C段",111,{"id":471,"title":472,"description":472,"order":473,"type":46,"hasMedia":47},"lqdapdqo68g6k4s10utd9j7v","Unit 10-uncovering the past 10B -wonders of egypt 课文D段",112,{"id":475,"title":476,"description":476,"order":477,"type":46,"hasMedia":47},"h92jhsevd6mkfpmdz7vlrebf","Unit 11 -课文单词",114,{"id":479,"title":480,"description":480,"order":481,"type":46,"hasMedia":47},"bp4rj9psa2oiv8qi9j5xucn9","Unit 11 plastic planet 11A the problem with plastic-课文A段",115,{"id":483,"title":484,"description":484,"order":485,"type":46,"hasMedia":47},"awiq6jmp8236vz3llwzmo86n","Unit 11 plastic planet 11A the problem with plastic-课文B段",116,{"id":487,"title":488,"description":488,"order":489,"type":46,"hasMedia":47},"inzxp5lp5a4gsnh32cknbtqg","Unit 11 plastic planet 11A the problem with plastic-课文C段",117,{"id":491,"title":492,"description":492,"order":493,"type":46,"hasMedia":47},"mj3dqma60l56glyctvpzl2iz","Unit 11 plastic planet 11A the problem with plastic-课文D段",118,{"id":495,"title":496,"description":496,"order":497,"type":46,"hasMedia":47},"ijfmw1u1q19beq5ebwkgzdv4","Unit 11 plastic planet 11A the problem with plastic-课文E段",119,{"id":499,"title":500,"description":500,"order":501,"type":46,"hasMedia":47},"a6xikwb4wdlhze5uti7iag2b","Unit 11 plastic planet 11B five tips for using less plastic-课文A段",121,{"id":503,"title":504,"description":504,"order":505,"type":46,"hasMedia":47},"cb06s6ws9ttawzi3qiauhm27","Unit 11 plastic planet 11B five tips for using less plastic-课文B段",122,{"id":507,"title":508,"description":508,"order":509,"type":46,"hasMedia":47},"v4jknt5u4ssw1sx2we5dswss","Unit 11 plastic planet 11B five tips for using less plastic-课文C段",123,{"id":511,"title":512,"description":512,"order":513,"type":46,"hasMedia":47},"v2p9bmqigd52szkfp16f3vjl","Unit 11 plastic planet 11B five tips for using less plastic-课文D段",124,{"id":515,"title":516,"description":516,"order":19,"type":46,"hasMedia":47},"fdjw8judrrrgtukzn80jeuvz","Unit 11 plastic planet 11B five tips for using less plastic-课文E段",{"id":518,"title":519,"description":519,"order":520,"type":46,"hasMedia":47},"szqzcr5b1ggcvhx0a2vuawgr","Unit 11 plastic planet 11B five tips for using less plastic-课文F段",126,{"id":522,"title":523,"description":523,"order":524,"type":46,"hasMedia":47},"m5nix8t3b0x1immihorrapn8","Unit 12-课文单词",127,{"id":526,"title":527,"description":527,"order":528,"type":46,"hasMedia":47},"tcwfjk707fswllozflb4oed3","Unit 12-vanished -12A Mystery on the mountain -课文A段",128,{"id":530,"title":531,"description":531,"order":532,"type":46,"hasMedia":47},"ll6zsclf1nfjew55rk6f5wzr","Unit 12-vanished -12A Mystery on the mountain -课文B段",129,{"id":534,"title":535,"description":535,"order":536,"type":46,"hasMedia":47},"tucxbg90ram25901x8y1nxol","Unit 12-vanished -12A Mystery on the mountain -课文C段",130,{"id":538,"title":539,"description":539,"order":540,"type":46,"hasMedia":47},"nufvzt1disjtobk7rs3mpgsu","Unit 12-vanished -12A Mystery on the mountain -课文D段",131,{"id":542,"title":543,"description":543,"order":544,"type":46,"hasMedia":47},"lii271ack13psj6gi8b3kwo0","Unit 12-vanished -12A Mystery on the mountain -课文E段",132,{"id":546,"title":547,"description":547,"order":548,"type":46,"hasMedia":47},"r9uj1g30ar31yn8xfssvup6z","Unit 12-vanished -12A Mystery on the mountain -课文F段",133,{"id":550,"title":551,"description":551,"order":552,"type":46,"hasMedia":47},"ykeihjd8qexvxp2hbrccpndb","Unit 12-vanished -12A Mystery on the mountain -课文G段",134,{"id":554,"title":555,"description":555,"order":556,"type":46,"hasMedia":47},"l88t3h4rhr72m9h4j6l3uwnw","Unit 12-vanished -12B the missing pilot -课文A段",136,{"id":558,"title":559,"description":559,"order":560,"type":46,"hasMedia":47},"pt3gfua3v1tb5xco2j1an7w1","Unit 12-vanished -12B the missing pilot -课文B段",137,{"id":562,"title":563,"description":563,"order":564,"type":46,"hasMedia":47},"n5dnevht4esdbajouwp71ayz","Unit 12-vanished -12B the missing pilot -课文C段",138,{"id":566,"title":567,"description":567,"order":568,"type":46,"hasMedia":47},"k4w6x5gzme9wcq38jtr6fan9","Unit 12-vanished -12B the missing pilot -课文D段",139,1794144906617]