六年级-上册-9

练习内容

[{"word":"us","pronun":"[əs; ʌs]","translation":"我们(we的宾格形式)","audio":"word_us_0b3b97fa_entry.mp3"},{"word":"very","pronun":"[ˈveri]","translation":"很，非常","audio":"word_very_f016441d_entry.mp3"},{"wor