各位同学好！
语音、词汇、语法是语言的三大支柱。大家在以考促学，准备四级考试吗？推荐四级高频词汇（含音频）：
https://mp.weixin.qq.com/sbiz=MzI3MjA4MjM1Mg==&mid=504195400&idx=1&sn=537f86035d0f716cfceeff2db710cff6&chksm=70ce3d9747b9b481926df6e24e29ae44df1240c0a0a5bc9b53a1d3c48d152060d9813c9cf2a0&mpshare=1&scene=1&srcid=1010rN6YjKk5WpR3LY9htWW1&pass_ticket=7kFhm770P%2FeByiyQCGjv2fZ04YBCqcMTrMM0LfGj683BI6JVx5NfQycCRy1g%2Br2D#rd