问题
选择题
Liu Xiang trained hard before the Asian Games in Guangzhou, and it ______. He won the gold medal in 110 meters’ hurdles.
A．worked out
B．paid off
C．marked out
D．got through
答案
答案：B
短语辨析。 A. 解决；B. 付清；取得成功；C. 标示；D.结束；通过。句意：刘翔在广州亚运会前刻苦训练，取得了成功。……故选B。
