China'stabletennisplayerWangHaoendedhis 

问题详情：

 China's table tennis player Wang Hao ended his ________ 16-year career on the national team on Saturday, with the lack of an Olympic singles' gold medal his only regret .

   A. productive     B. awkward         C. clumsy         D.  acceptable

【回答】

A

知识点：形容词

题型：选择题