https://online2.tingclass.net/lesson/shi0529/0001/1240/17-01.mp3
https://image.tingclass.net/statics/js/2012
28. He was a brilliant musician as a boy but he never ______ his early promise.
A. completed B. concluded C. fulfilled D. performed
<fulfill>
fulfill 履行, 满足
</fulfill>
<complete>
complete 完全, 完成
</complete>
<conclude>
conclude 结论
</conclude>
<perform>
perform 表演
</perform>
