四年级上-1

课程：同步教材-人教版三年级起点 · 打字比赛

词书: 人教版三年级起点四年级上 - 第1课

练习内容

[{"word":"classroom","pronun":"[ˈklæsruːm; ˈklæsrʊm]","translation":"n. 教室","audio":"classroom.mp3"},{"word":"window","pronun":"[ˈwɪndoʊ]","translation":"n. 窗；窗口；窗户","audio":"window.mp3"},{"word":"bla